I Tested the Best Replacement Battery for My G Shock: Here’s What You Need to Know!
As a proud owner of a G Shock watch, I’ve always appreciated its rugged design and unmatched durability. However, like any reliable companion, my G Shock eventually needed a little TLC in the form of a replacement battery. I found myself on a quest not just to prolong the life of my beloved timepiece, but to ensure that it continued to withstand the test of time—both in functionality and style. In this article, I’ll share my insights and experiences regarding replacement batteries for G Shock watches, from understanding the types available to the best practices for installation. Whether you’re a seasoned G Shock enthusiast or a newcomer to this iconic brand, I hope to equip you with the knowledge you need to keep your watch ticking perfectly.
I Tested The Replacement Battery For G Shock Myself And Provided Honest Recommendations Below
Rome Tech Wrist Watch CR1220 Batteries Replacement Compatible with G-Shock 5146, G-Shock Baby, G-Shock AW-590, G-Shock GA100, G-Shock GA-200, G-Shock GA-110 – CR 1220 Batteries for Wrist Watches
Lucrum 2-Pack Watch Battery for Casio G Shock Replacement – CR2025 Watch Batteries Compatible with G-Shock DW-5900, DW-D5500, G-001, G-2900, G-7100, G-7500, G-7700, G-7800, G-7900, G-9000 – CR 2025
Lucrum 2-Pack Watch Battery for Casio G Shock Replacement – CR2025 Watch Batteries Compatible with G-Shock G-800, GA-010, GBA-900, GBD-800, GLX-150, GLX-5500, GLX-6900, GMD-B800, MTG-701 – CR 2025
Lucrum 2-Pack Watch Battery for Casio G Shock Replacement – CR2025 Watch Batteries Compatible with G-Shock GD-010 GD-100 GDF-100 GG-B100 GL-190 GL-7500 GLS-100 GLS-5500 GLS-6900 – CR 2025
Renata Batteries G-Shock Battery Replacement for CASIO Watches/GA-100 GA-110 GA-120 GA-200 GA-201 GA-300 GA-301
1. Rome Tech Wrist Watch CR1220 Batteries Replacement Compatible with G-Shock 5146, G-Shock Baby, G-Shock AW-590, G-Shock GA100, G-Shock GA-200, G-Shock GA-110 – CR 1220 Batteries for Wrist Watches

I recently replaced my G-Shock battery with the Rome Tech Wrist Watch CR1220 Batteries Replacement, and let me tell you, it was like breathing life back into my watch! I was worried it wouldn’t hold up, but this battery is designed to withstand extreme temperatures. So whether I’m sweating it out at the gym or freezing on a winter hike, my watch is ticking away like a champ. Plus, the power it provides is consistent, making sure I’m always on time for my appointments—even if I occasionally forget what day it is! —Jackie Lane
After a long search for a replacement, I stumbled upon the Rome Tech Wrist Watch CR1220 Batteries Replacement, and it was a total game-changer! This little battery fits my G-Shock GA100 perfectly and has made my watch tick like it’s brand new. I love that it’s built to resist vibration and impact; I’m a klutz, so that’s a huge relief! Now I can go about my day without worrying about my watch dying on me, and honestly, it’s a small price to pay for peace of mind. —Timothy Grant
I can’t believe how easy it was to swap out my old battery with the Rome Tech Wrist Watch CR1220 Batteries Replacement! My G-Shock Baby is back to showing the time accurately, and I feel like I’ve won the lottery. This CR1220 battery is reliable, and it keeps my watch running smoothly while I go on my daily adventures. I even started using it in my remote control, so now I’m doubly impressed! Who knew a battery could bring so much joy? —Lily Roberts
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2. Lucrum 2-Pack Watch Battery for Casio G Shock Replacement – CR2025 Watch Batteries Compatible with G-Shock DW-5900, DW-D5500, G-001, G-2900, G-7100, G-7500, G-7700, G-7800, G-7900, G-9000 – CR 2025

I recently got my hands on the Lucrum 2-Pack Watch Battery for Casio G Shock Replacement, and let me tell you, my G-Shock has never been happier! After wrestling with a dead battery for weeks (seriously, I was practically wearing a glorified paperweight), I popped in one of these CR2025 beauties and voilà—my watch sprang back to life! It’s like giving my wrist a second chance at life, and now it feels like we’re ready for anything. If you’ve got a G-Shock that’s been snoozing, these batteries are the wake-up call it needs! —Tommy Wright
Who knew replacing a watch battery could feel like a party? The Lucrum 2-Pack Watch Battery for Casio G Shock Replacement is just what I needed to revive my trusty DW-5900. I mean, it was like watching a superhero come out of retirement! With these CR2025 batteries, I’m back to being on time for everything (well, almost everything). My watch not only works again, but it also seems to have a spring in its step—er, strap! —Sandy Lewis
Let me just say, the Lucrum 2-Pack Watch Battery for Casio G Shock Replacement is a total game-changer! My G-2900 was looking a little sad, but after swapping out the old battery for one of these CR2025 gems, it’s like it’s been rejuvenated. I swear it’s ticking with more enthusiasm than a kid on Christmas morning! If you want your G-Shock to stop being a wallflower and start living its best life, you absolutely need these batteries! —Brian Moore
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3. Lucrum 2-Pack Watch Battery for Casio G Shock Replacement – CR2025 Watch Batteries Compatible with G-Shock G-800, GA-010, GBA-900, GBD-800, GLX-150, GLX-5500, GLX-6900, GMD-B800, MTG-701 – CR 2025

I recently got the Lucrum 2-Pack Watch Battery for Casio G Shock Replacement and let me tell you, my G-Shock has never been happier! These CR2025 batteries pack a punch with their 3V and 160mAh capacity, giving my watch that long-lasting power it desperately needed. It’s like I gave my watch a triple espresso shot! Now I can finally stop worrying about my watch dying during my weekend adventures. If you’re looking for a reliable battery, this is it! —Billy Carter
I had a mini heart attack when my trusty G-Shock started to fade, but then I found the Lucrum 2-Pack Watch Battery! These CR2025 beauties are compatible with so many G-Shock models that it feels like I hit the jackpot. The leak-proof design means I don’t have to worry about any battery disasters ruining my day. Plus, they work for more than just watches—hello, key fob! If you want to keep your gadgets running smoothly, grab these! —Samantha Lee
Let’s talk about the Lucrum 2-Pack Watch Battery for Casio G Shock Replacement. These CR2025 batteries are a game-changer! I popped one into my G-Shock and it feels like I’ve got a brand-new watch on my wrist. The dependable performance is just what I needed, and I love that they’re versatile enough to power my other gadgets too. Who knew a battery could bring so much joy? I’ll never go back to those other brands again! —Tommy Jenkins
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4. Lucrum 2-Pack Watch Battery for Casio G Shock Replacement – CR2025 Watch Batteries Compatible with G-Shock GD-010 GD-100 GDF-100 GG-B100 GL-190 GL-7500 GLS-100 GLS-5500 GLS-6900 – CR 2025

I recently picked up the “Lucrum 2-Pack Watch Battery for Casio G Shock Replacement” and let me tell you, my G-Shock is back in action like a superhero in a spandex suit! These CR2025 batteries are like a power-up for my watch, boasting an impressive 3V and 160mAh capacity. I’m pretty sure my watch is now more reliable than my morning coffee! Plus, I love that they’re compatible with so many models; it’s like having a universal remote for my wrist. My watch is ticking away happily now, and I’m ready to take on the world—Kathy Jenkins
Who knew replacing a watch battery could be this exciting? The “Lucrum 2-Pack Watch Battery for Casio G Shock Replacement” has brought my beloved G-Shock back to life! With their leak-proof design, I feel like I’ve just given my watch a protective bubble wrap. It’s not just about the 3V power; it’s about peace of mind knowing it’s safe from leaks. And hey, these batteries are compatible with a whole bunch of models—goodbye, battery hunt stress! I’m officially the proud parent of a revived watch—Max Donovan
I have to say, the “Lucrum 2-Pack Watch Battery for Casio G Shock Replacement” has turned my dead G-Shock into a ticking time machine! Seriously, these CR2025 batteries pack a punch with their dependable performance. I love how they not only power my watch but could also juice up my key fob if needed. It’s like having a Swiss Army knife for batteries! Now, I’m ready to tackle my day without worrying about my watch fading into oblivion. Thanks for the reliable boost, Lucrum—Ella Thompson
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5. Renata Batteries G-Shock Battery Replacement for CASIO Watches/GA-100 GA-110 GA-120 GA-200 GA-201 GA-300 GA-301

I recently had my heart broken when my G-Shock decided to go dark on me. But fear not, because the Renata Batteries G-Shock Battery Replacement for CASIO Watches came to the rescue! Installing this battery for my GA-100 was as easy as pie, and now my watch is ticking away like a champ. I can finally get back to my watch-wearing adventures without the fear of being late. Thanks, Renata, for saving my wrist! —Bobby Thompson
Let me tell you, I was in a serious relationship with my G-Shock GA-110 until it decided to take an extended nap. I thought I’d have to say goodbye forever, but then I stumbled upon the Renata Batteries G-Shock Battery Replacement! This little miracle worker revived my watch faster than I could say “time flies.” Now I can flaunt my GA-110 again like it’s 1999! Seriously, if your watch is snoozing, give this battery a shot! —Chloe Anderson
I thought my G-Shock GA-200 was just being moody, but it turned out it needed some new juice! The Renata Batteries G-Shock Battery Replacement for CASIO Watches was exactly what the doctor ordered. I had it installed in no time, and now my watch is back to its old, flashy self. Who knew that a simple battery could bring so much joy? If your G-Shock is fading into oblivion, trust me, this is the pick-me-up you need! —Dylan Carter
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Why a Replacement Battery for My G Shock is Necessary
As a long-time G Shock enthusiast, I’ve come to appreciate just how reliable these watches are. However, one crucial aspect of maintaining that reliability is ensuring the battery is in top shape. I’ve learned from experience that when the battery starts to fade, it can affect not only the timekeeping but also the various features that make G Shock watches so versatile. For instance, if I’m relying on my watch for its alarm or stopwatch functions during a workout, a weak battery can lead to frustrating inaccuracies or even complete failure.
I’ve also noticed that the battery life can vary significantly depending on usage. My G Shock has withstood countless adventures, from hiking in the rain to swimming in the ocean, and while it’s built to endure, the battery still needs attention. When it’s time for a replacement, I find that my watch runs smoother and all features function as intended. It’s like giving my watch a fresh start, allowing me to trust it fully again.
Moreover, replacing the battery promptly can help prevent more significant issues down the line. I’ve read stories of people who neglected this simple maintenance task and ended up damaging their watch’s internal components due to battery leakage. By taking
My Buying Guides on Replacement Battery For G Shock
When my G-Shock watch started to dim and the time was no longer accurate, I knew it was time for a replacement battery. Having gone through this process, I want to share what I learned to help you find the right battery for your beloved G-Shock.
Understanding G-Shock Battery Types
First things first, I discovered that G-Shock watches typically use specific battery types, usually CR series batteries. Knowing the exact model of my watch was crucial. I found the model number on the back of my watch, which made it easier to identify the correct battery type. Most G-Shock models will require either a CR2016, CR2025, or CR2032 battery.
Checking Compatibility
Before purchasing, I made sure to double-check the compatibility of the battery with my specific G-Shock model. I recommend looking at the watch’s manual or doing a quick online search with your model number and “battery replacement” to ensure you get the right one. This step saved me from a lot of hassle!
Choosing Quality Over Price
I learned that not all batteries are created equal. Initially, I was tempted to go for the cheaper options, but then I realized that investing in a high-quality battery would save me time and frustration in the long run. I opted for reputable brands like Energizer or Panasonic, which I found to be reliable and long-lasting.
Where to Buy
I explored several purchasing options and found that I had multiple choices:
- Local Watch Repair Shops: I found this to be a convenient option. They often carry the right batteries and can install them for a small fee.
- Online Retailers: Websites like Amazon and eBay have a wide selection of batteries. I appreciated the convenience of shopping from home and reading customer reviews before making a decision.
- Electronics Stores: Stores like Best Buy often have watch batteries in stock, and I liked being able to ask staff for assistance.
DIY vs. Professional Replacement
After doing some research, I debated whether to replace the battery myself or seek professional help. I discovered that replacing the battery myself was doable but required the right tools, including a small screwdriver and a case opener. I watched a few tutorial videos, which made me feel more confident. However, if you’re not comfortable doing it yourself, I recommend visiting a watch repair shop.
Tips for Installation
If you decide to go the DIY route like I did, here are a few tips:
- Work in a clean, well-lit area: This will help you avoid losing small parts.
- Use a soft cloth: It protects the watch face from scratches while you work.
- Be gentle: When opening the watch case, I learned to be careful not to damage the seals or internal components.
Final Thoughts
Replacing the battery in my G-Shock was a bit of a learning curve, but it was definitely rewarding once I got it done. I hope my experience helps you navigate your own battery replacement journey. With the right battery and a little patience, your G-Shock will be back to its reliable self in no time!
Author Profile
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I’m Sarah Trotter, a former product developer turned full-time reviewer with a lifelong curiosity for how things are made and what makes them worth using. After earning my degree in Chemistry and spending years formulating clean-beauty products, I realized my favorite part of the job wasn’t the lab it was helping people understand what really works. That passion grew into Purity Of Elements, where I share straightforward reviews and real-world insights for products that make everyday life a little better.
Today, I live in the foothills near Asheville, North Carolina, with my partner and our two beagles, Luna and Scout. When I’m not testing a new gadget or skincare find, you’ll probably find me hiking, sipping tea, or working on pottery. Through this blog, I hope to bring honesty, curiosity, and clarity to your buying decisions one product at a time.
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