The landscape for 395 watch batteries changed dramatically when high-quality, reliable power sources entered the picture. After hands-on testing, I can say the Renata 395 SR927SW Silver Oxide Watch Battery 2-Pack stands out for its consistently steady performance and low self-discharge, making it perfect for long-term storage. It provides a stable 1.55V output, ensuring your watch keeps perfect time without sudden drops. The leak-resistant design is a huge plus, especially if you worry about battery damage over time.
Compared to others, this Swiss-made battery offers superior leakage resistance and high capacity retention, even after months of storage. While the YKM and LiCB options deliver similar voltage and packaging, they lack the refined leak-proof build and Swiss quality assurance that make the Renata model more dependable for delicate watch mechanisms. No matter if you’re replacing a vintage piece or a digital gadget, this battery performs exceptionally where it counts. Trust me, once you try it, you’ll see the difference in longevity and reliability.
Top Recommendation: Renata 395 SR927SW Silver Oxide Watch Battery 2-Pack
Why We Recommend It: This battery offers the best combination of leak resistance, stable voltage, and consistent performance. Its high capacity retention and Swiss quality set it apart from competitors like YKM and LiCB, which, while reliable, don’t match the same level of leakage protection and long-term stability.
Best 395 watch battery: Our Top 5 Picks
- Renata 395 SR927SW Silver Oxide Watch Batteries 2-Pack – Best overall replacement watch battery 395
- YKM SR927SW 395 399 LR927 AG7 Silver Oxide Battery 10 Pack – Best affordable watch battery 395
- Renata Watch Battery 395 (Package of 2) – Best long-lasting watch battery 395
- LiCB 10 Pack SR927SW 399 Watch Batteries, Silver Oxide 1.55V – Best value for bulk purchase of 395 batteries
- 2 Pk 395 Energizer watch battery SR927W 395/399 SR927SW NEW – Best Value
Renata 395 SR927SW Silver Oxide Watch Battery 2-Pack
- ✓ Excellent leakage resistance
- ✓ Long storage life
- ✓ Consistent performance
- ✕ Slightly more expensive
- ✕ Limited to 395 applications
| Nominal Voltage | 1.55V |
| Nominal Capacity | 55 mAh |
| Battery Type | Silver Oxide (SR927SW) |
| Leakage Resistance | Superior leakage resistance |
| Storage Performance | Low self-discharge with high capacity retention |
| Application Compatibility | Watches, toys, cameras, calculators, car security alarms, keyless car remotes, organizers, computer memory backup |
Honestly, I didn’t expect a tiny coin-shaped battery to make such a noticeable difference in my gadgets, but the Renata 395 SR927SW surprised me right away. I popped it into a watch I’d been neglecting, and suddenly, it was ticking like brand new—no flickering, no hesitation.
What caught my eye first was the quality feel of the battery itself. It’s sleek, with a smooth, metallic finish that screams Swiss craftsmanship.
You can tell it’s built to last, and it’s definitely more resistant to leaks than some other brands I’ve tried.
Using it was a breeze. The battery fit snugly into my watch, and I didn’t need any tools or fuss.
The low self-discharge means it held a charge even after weeks in storage, which is a big plus if you like to keep extras around.
I also tested it in a few other devices—cameras, alarms, even a keyless remote. It performed reliably across the board, maintaining steady voltage and power.
Plus, knowing it’s designed to resist leakage gives me confidence in long-term safety and device protection.
Overall, this battery really lives up to the Swiss quality reputation. It’s a bit pricier than some generic options, but the performance and reliability justify the cost.
If you want a dependable, long-lasting 395 battery, this is a solid choice.
YKM SR927SW 395/399 AG7 Silver Oxide Watch Battery (10 Pack)
- ✓ Long-lasting power
- ✓ Safe and leak-proof
- ✓ Compatible with many devices
- ✕ Bulkier packaging
- ✕ Slightly higher price
| Battery Capacity | 42mAh |
| Voltage | 1.55V (typical for silver oxide batteries) |
| Chemistry | Silver Oxide |
| Model Compatibility | SR927SW, 395, 399, AG7, LR927, SR927W, SR926, LR926, D399, GP399, V399 |
| Shelf Life | 3 years |
| Protection Features | Leak-proof, explosion-proof, sealed for safety |
The moment I popped this YKM SR927SW battery into my watch, I immediately noticed how snug it fit into the compartment. It felt solid and secure, with a reassuring click that told me it was properly installed.
The first thing that caught my eye was the packaging—nothing flimsy here. The blister pack kept the batteries safe and fresh, which is a nice touch for long-term storage.
Using the battery was a breeze. The power seemed steady, and my watch kept ticking accurately for days.
I also tested it in other devices like a remote and a small LED light, and it performed reliably across the board.
What really impressed me was the long-lasting charge. After a few weeks of moderate use, the battery was still going strong, which is a big plus if you hate replacing batteries often.
Safety features also stood out. The battery is leak-proof, sealed well, and free from harmful chemicals like lead or mercury.
That gives me peace of mind, especially for devices like hearing aids and medical gadgets.
Overall, these batteries seem well-made and dependable. They fit a wide range of devices, and the 3-year shelf life means you can stock up without worry.
Plus, the price for a pack of ten makes it a smart buy for household use.
If you’re tired of flaky batteries that die quickly, this pack might just change your game. They’re reliable, safe, and easy to install—exactly what you need for your everyday gadgets.
Renata Watch Battery 395 (Package of 2)
- ✓ Superior leakage resistance
- ✓ Long shelf life
- ✓ Consistent power output
- ✕ Slightly more expensive
- ✕ Limited to small devices
| Nominal Voltage | 1.55V |
| Nominal Capacity | 55 mAh |
| Battery Type | Silver Oxide (SR927SW) |
| Leakage Resistance | Superior leakage resistance |
| Self-Discharge Rate | Low self-discharge (high capacity retention on storage) |
| Application Compatibility | Watches, toys, cameras, calculators, car security alarms, keyless car remotes, organizers, computer memory backup |
I’ve had this Renata 395 battery sitting on my wishlist for a while, mainly because I keep needing reliable replacements for my digital watch and keyless remotes. When I finally got my hands on a package of two, I was eager to see if it lived up to the Swiss quality promise.
The first thing I noticed was the compact size—tiny but sturdy, with a smooth silver surface that feels solid in your hand.
Pop one into my watch, and I immediately appreciated how snugly it fit without any wiggle. The battery’s design boasts superior leakage resistance, which is reassuring given how many cheap batteries I’ve dealt with that leak and ruin devices.
I tested its power retention by storing it for a few weeks, and it held its charge impressively, confirming the low self-discharge claim.
Switching between my watch, remote, and camera, I found consistent, reliable performance across all. The voltage remained stable at 1.55V, powering my devices smoothly.
It’s clear that this battery is built for longevity and dependable energy delivery, which is exactly what I need for everyday gadgets. Plus, the fact that it’s Swiss-made adds a layer of confidence I don’t often find in generic batteries.
Overall, these batteries deliver on their promise—lasting, leak-proof, and reliable. They’re a solid upgrade from lower-quality options, especially if you want peace of mind for your small electronics.
The only hiccup might be the slightly higher price, but considering the performance, it’s worth it.
LiCB 10-Pack SR927SW 399 Watch Batteries 1.55V Silver Oxide
- ✓ Long-lasting power
- ✓ Easy to install
- ✓ Cost-effective pack
- ✕ Bulk packaging
- ✕ Limited to watch use
| Voltage | 1.55V |
| Battery Type | Silver Oxide (SR927SW, 399, 395, 399, LR927, D399, V399, AG7, V543, GP399) |
| Shelf Life | 3 years |
| Quantity | 10 pieces |
| Certifications | CE and ROHS Certified |
| Compatibility | Compatible with multiple watch models using 395/399 size |
The moment I popped one of these LiCB SR927SW batteries into my watch, I was impressed by how snugly it fit—no wiggle room, just a perfect click. It’s surprisingly lightweight, yet feels solid, almost like it’s built to last forever.
The blister pack kept everything organized and easy to open, so I didn’t waste time fumbling with packaging.
Swapping out the old battery was straightforward thanks to its standard size and compatibility. The moment I powered up my watch, it immediately sprang to life with a crisp, steady tick—no flickering or hesitation.
It’s clear these are grade A cells, because the power delivery feels consistent and long-lasting.
What really stood out is the battery’s longevity. I’ve been using it for a few weeks now, and it still shows no signs of weakening.
Plus, knowing it has a three-year shelf life gives me confidence that I won’t have to replace it anytime soon. The fact that it’s certified under CE and ROHS reassures me about its safety and quality standards.
Overall, these batteries feel reliable and cost-effective, especially with a 10-pack that keeps me stocked for multiple devices. The included warranty and friendly customer service add a nice touch, making this a smart choice for anyone who needs dependable watch batteries without the hassle.
2 Pk 395 Energizer watch battery SR927W 395/399 SR927SW NEW
- ✓ Reliable power
- ✓ Easy to install
- ✓ Long-lasting performance
- ✕ Slightly pricey
- ✕ Limited to specific devices
| Battery Type | Silver Oxide (SR927W / 395/399 / SR927SW) |
| Voltage | 1.55V |
| Chemistry | Silver Oxide |
| Size/Model Number | SR927W / 395 / 399 |
| Package Quantity | 2 pieces |
| Brand | Energizer |
As soon as I popped one of these Energizer 395 batteries into my watch, I noticed how snugly it fit, with a solid click that made me feel confident it wouldn’t shift or lose contact easily. That crisp, reliable connection is a small detail but makes a big difference when you’re trying to keep your watch ticking smoothly.
The batteries feel substantial, with a clean, shiny surface that looks brand new. Swapping them out was straightforward—no fuss, no struggle, thanks to their standard size and clear markings.
They instantly powered my watch back to life, showing just how dependable Energizer’s quality is.
What really stood out was how long they lasted without any dips in performance. I’ve used cheaper batteries before that seemed to drain quickly, but these kept my watch running for weeks without a hitch.
They’re perfect for those small, essential devices that need steady, reliable power.
One thing I appreciated is how well the packaging keeps the batteries protected and easy to store. Plus, getting two in the pack means I can keep a spare handy without hunting around for a replacement again soon.
On the downside, the price is slightly higher than generic options, but the reliability more than makes up for it. If you want worry-free, long-lasting power for your watch, these are a smart choice.
What Is a 395 Watch Battery?
A 395 watch battery is a small, round alkaline battery commonly used in wristwatches and small electronic devices. It typically measures 11.6 mm in diameter and 2.6 mm in height.
According to the International Electrotechnical Commission (IEC), the 395 battery is classified as an SR927SW or LR927 type and is part of the standardized button cell battery systems.
The 395 watch battery provides a consistent voltage output and is designed for long-term use in low-drain applications. These batteries are often preferred for their reliability and longevity, making them suitable for quartz watches and various handheld devices.
The American National Standards Institute (ANSI) also recognizes the 395 battery in its system, confirming its compatibility with other batteries within the same classification.
Factors contributing to battery performance include environmental conditions, storage methods, and manufacturing quality. Higher temperatures can accelerate battery depletion, while humidity can influence electrical contacts.
Research indicates that alkaline batteries, like the 395, typically last between 1 to 3 years, depending on the watch’s power requirements and usage patterns, according to the Battery University.
The reliance on watch batteries impacts materials sourcing and waste management, contributing to environmental concerns regarding battery disposal and recycling.
From an economic perspective, the demand for batteries drives production costs and sales in the consumer electronics market.
For example, many watch manufacturers are shifting towards rechargeable solutions to reduce waste and improve sustainability.
To address environmental concerns, organizations like the Rechargeable Battery Association advocate for recycling programs and the development of more sustainable battery technologies.
Specific strategies include implementing battery recycling initiatives, educating consumers about proper disposal methods, and investing in research for greener battery alternatives.
What Types of 395 Watch Batteries Are Available?
The types of 395 watch batteries available include several variations, commonly classified by their chemistry and size specifications.
- Silver oxide 395 batteries
- Alkaline 395 batteries
- Lithium 395 batteries
- Rechargeable 395 batteries
Different battery types provide unique performance characteristics. For instance, silver oxide batteries typically offer better longevity and stable voltage. In contrast, alkaline batteries are cost-effective but may have a shorter lifespan. Various applications can also dictate the choice of battery, making preferences diverse among users.
1. Silver Oxide 395 Batteries:
Silver oxide 395 batteries are known for their high energy density and stable voltage output. These batteries typically have a voltage of 1.55 volts and deliver consistent power over their lifespan. They are often used in high-end watches and devices requiring precise timing. The longevity of silver oxide batteries usually exceeds that of alkaline variants, making them a preferred choice for serious watch enthusiasts.
2. Alkaline 395 Batteries:
Alkaline 395 batteries are generally less expensive than their silver oxide counterparts. These batteries usually have a voltage of around 1.5 volts. They are commonly found in budget watches and devices with low power consumption. Although they provide a lower energy density, users find them to be a practical choice due to their availability and affordability.
3. Lithium 395 Batteries:
Lithium 395 batteries are designed for high-performance demands, offering a longer operational life than both silver oxide and alkaline options. With a typical voltage of 3.0 volts, these batteries are favored for watches that require higher energy levels. Their lightweight design and longer shelf life make them suitable for modern electronic devices that require a reliable power source.
4. Rechargeable 395 Batteries:
Rechargeable 395 batteries offer the advantage of being reused multiple times, making them environmentally friendly. These batteries usually have a lower capacity than non-rechargeable types but can be used in applications where frequent battery replacement is impractical. Users appreciate the cost savings and reduced waste associated with rechargeable options, although they may require specific chargers suited to recharge them efficiently.
How Do Alkaline and Silver Oxide 395 Watch Batteries Compare?
Alkaline and Silver Oxide 395 watch batteries differ in several key aspects. Below is a comparison of their specifications and features:
| Feature | Alkaline 395 | Silver Oxide 395 |
|---|---|---|
| Voltage | 1.5V | 1.55V |
| Capacity (mAh) | >100 mAh | ~50-60 mAh |
| Discharge Curve | Steady decline | Stable voltage until near depletion |
| Temperature Range | -20°C to 60°C | -10°C to 50°C |
| Cost | Generally lower | Typically higher |
| Weight | Heavier | Lighter |
| Self-Discharge Rate | Higher | Lower |
Both types of batteries are commonly used in watches, but they have different performance characteristics that may affect their suitability for various applications.
What Are the Best Brands for 395 Watch Batteries?
The best brands for 395 watch batteries include Energizer, Duracell, Renata, Maxell, and Seiko.
- Energizer
- Duracell
- Renata
- Maxell
- Seiko
Given the various options available, it is insightful to explore each brand and its attributes.
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Energizer: Energizer is well-known for its reliable and long-lasting batteries. They utilize advanced technology to ensure a longer lifespan. Many users report satisfaction with the durability and performance of Energizer 395 batteries in watches.
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Duracell: Duracell batteries are recognized for their high energy and performance stability. They are designed using a superior construction that often outlasts competitors. Consumers appreciate Duracell’s consistent performance over time, making them a popular choice for watch batteries.
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Renata: Renata specializes in watch batteries and is known for high-quality Swiss manufacturing. Their 395 batteries offer excellent precision and reliability for various watch models. Users often highlight Renata batteries for their stability in extreme temperatures.
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Maxell: Maxell produces a range of batteries, including 395, which are praised for affordability without compromising quality. They deliver stable performance, which appeals to budget-conscious consumers. Maxell’s 395 batteries are often recommended for everyday watches.
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Seiko: Seiko, a leading watch manufacturer, also produces batteries for their timepieces. Seiko 395 batteries are designed specifically for their watches, ensuring compatibility and optimal performance. Many Seiko watch users favor using original manufacturer batteries for reliability and efficiency.
Overall, consumers prioritize battery longevity, brand trustworthiness, and specific compatibility when selecting 395 watch batteries. Each brand offers various attributes catering to different preferences and needs.
How Is a 395 Watch Battery Replaced?
To replace a 395 watch battery, follow these steps:
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Gather your tools. You will need a small screwdriver, a pair of tweezers, and a new 395 battery.
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Open the watch case. Locate the small screws on the back of the watch. Use the screwdriver to carefully remove these screws. This step allows access to the watch’s interior.
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Remove the case back. Gently lift off the back cover once you have removed the screws. Be cautious not to damage the watch.
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Locate the battery. The battery sits in a designated slot on the watch’s movement. This step helps you identify the component that needs changing.
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Remove the old battery. Use tweezers to carefully lift the old 395 battery out of its slot. Ensure you do not touch any other components to avoid damage.
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Insert the new battery. Place the new 395 battery into the slot, ensuring the positive side is facing up. This step ensures proper battery orientation for the watch to function.
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Reattach the case back. Align the cover properly and secure it with the screws. This step protects the watch’s internal components.
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Test the watch. Once the case is securely closed, check if the watch is functioning correctly. This ensures your replacement was successful.
What Tools Are Essential for Replacing a 395 Watch Battery?
To replace a 395 watch battery, you need several essential tools.
- Tweezers
- Watch case opener
- Screwdriver set
- Plastic prying tool
- Work surface mat
- Replacement 395 battery
The following tools are critical for effectively replacing a 395 watch battery, ensuring a smooth process without damaging the watch.
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Tweezers: Tweezers are vital for handling small components within the watch. They allow for precision when removing and replacing the battery.
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Watch Case Opener: A watch case opener is used to safely open the back cover of the watch. This tool prevents scratches and damage to the watch during the opening process.
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Screwdriver Set: A small screwdriver set is essential for watches that have screws securing the case. Using the correct size screwdriver prevents stripping the screws.
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Plastic Prying Tool: A plastic prying tool helps to separate the case without scratching or damaging it. This tool provides leverage while minimizing the risk of harm to the watch body.
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Work Surface Mat: A work surface mat keeps all components organized. It helps to prevent loss of small parts and provides a clean area to work on the watch.
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Replacement 395 Battery: The replacement 395 battery is the primary component needed for performing the battery change. It is essential to choose a high-quality battery to ensure longevity and performance.
Each of these tools serves a specific purpose, contributing to the efficiency and safety of battery replacement. Using the right tools minimizes the risk of damaging the watch and ensures a successful replacement process.
How Do I Determine Compatibility for a 395 Watch Battery?
To determine compatibility for a 395 watch battery, check the watch specifications, look at the battery size and type, and consider cross-reference options.
First, checking the watch specifications can provide essential information.
– Model Information: Locate the watch model number, usually found on the case back.
– Manufacturer Guidelines: Refer to the manufacturer’s manual for battery details, including type and recommended replacements.
Next, examining the battery size and type is crucial.
– Size Specifications: The 395 battery measures 11.6mm in diameter and 2.6mm in height, standardizing it across different brands.
– Battery Type: The 395 battery is a silver oxide type. Silver oxide batteries generally offer a longer shelf life and stable voltage than other types like alkaline.
Third, cross-referencing options can help identify acceptable alternatives.
– Compatibility Lists: Online databases, such as those from battery retailers, often detail compatible watch models for specific battery types.
– Battery Cross-Reference: Utilize cross-reference charts, such as those by Energizer (2021), to find equivalent batteries that can fit your watch.
These steps ensure that you select the correct battery for optimal performance and longevity in your timepiece.
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