Honest Review: Apple Watch Series 10 GPS 42mm Smartwatch — Three Years In and Still My Most Trusted Wrist
As an Amazon Associate I earn from qualifying purchases. This means if you click a link and make a purchase, I may earn a small commission at no extra cost to you. All opinions are entirely my own.
The Short Version
I'm on my third Apple Watch, and the Series 10 is the one that's earned its place on my wrist through hospital shifts, critical care flights, and everything in between. The 42mm Jet Black case feels substantial without being bulky, the battery stretches longer than previous models, and the fast charging means I can go from drained to 80% in about twenty minutes. If you live in the Apple ecosystem and want your wrist to do more than just tell time, this watch delivers.
Why I Bought It
I started wearing an Apple Watch years ago when I was working in the hospital and personal cell phones weren't allowed on the floor. It solved a real problem: I could stay connected without breaking protocol. When I moved into flight nursing, that watch became something more. It wasn't just convenient anymore. It was essential.
As a type 1 diabetic wearing a continuous glucose monitor, my phone isn't always accessible when I need it most. But my wrist is. Being able to glance at my Dexcom app on my watch and see my glucose levels in real time changed how I managed my health during flights. Flying burns glucose, and knowing where I stood before landing and approaching a patient meant I could eat a snack if I was trending low, keeping my head clear for patient care. That's not a luxury. That's safety.
I upgraded to the Series 10 when my employer offered fitness dollars and the timing aligned perfectly. After two previous Apple Watches, I knew what I wanted in an upgrade: better battery life and faster charging. This one delivered both.
What Is In the Box
The watch arrived with the Jet Black aluminum case, one black Sport Band in S/M size, a USB-C magnetic fast charging cable, and a quick start guide.
Check current price on Amazon.
The Real Life Experience
The 42mm case is exactly the width of my wrist. When I first opened it, I noticed it was noticeably larger than my previous watch, but that initial impression faded fast. Now it feels proportional and grounded on my wrist, not oversized or out of place. The Jet Black aluminum has character. It picks up fingerprints and that oily appearance when you've touched it repeatedly, but a quick wipe with a towel or your shirt clears it right up. I did acquire three tiny scratches (less than 1mm each) on the lower left corner of the face during a rushed escalator moment at a train station in Milan, but you have to actively look for them. They're invisible during normal wear and don't bother me functionally or aesthetically. The scratch resistance is solid for real-world use.
The Sport Band stayed comfortable throughout months of wear without needing readjustment once I dialed in the fit. I wear this watch 24/7 except when charging, and the band handles that constant contact without complaint.
Battery life is genuinely better than my previous watches. I keep the watch in Theater Mode (a setting that keeps the face from lighting up with every arm movement, which drains battery faster), and I consistently get about 18 hours of use before needing a charge. For someone who moves their arms and hands a lot, Theater Mode is the difference between a watch that dies midday and one that carries you through dinner. The USB-C charging is fast. No matter how low the battery drops, twenty to thirty minutes on the charger gets you to 80% or higher. That's the kind of reliability that matters when you're building your day around a device.
The real magic happens when I open the Dexcom app on my watch. In the winter, when my phone lives in a chest pocket under a zipped vest and zipped winter coat, I can select the Dexcom app and see my real-time glucose level right there on my wrist. During flight nursing, this meant I could check my glucose status before landing without pulling my phone out, keeping my hands free and my focus on the patient. It's the kind of discrete checking that doesn't read as rude or distracted to the people around you. People accept you glancing at your watch far more readily than pulling out your phone, especially in professional or clinical settings where the phone can feel like an intrusion.
The water resistance is flawless. When I jump into the pool or ocean here in Florida, the watch automatically locks. Once you're out of the water, a small water droplet icon appears at the top center of your watch face. Hold the dial as the watch instructs, and it ejects the water and returns to your home screen. The whole process takes seconds and works every single time. I've also enjoyed checking the water temperature on my watch after exiting the water, which has become my favorite low-stakes entertainment here in South Florida.
Beyond water tracking, I love monitoring my calories, activity rings, stand hours, and steps. The exercise tracking options are extensive, covering everything from walks to swimming to cycling to strength training. The customization is deep. You can choose exactly what you see on your watch face so you're not constantly pulling your phone out to check something. For me, that alone justifies wearing this watch.
What I Love
The battery life is genuinely improved over my previous models. Theater Mode is a game changer for active people because it stops your watch from lighting up every time you move your arm. The USB-C charging is incredibly fast, and the 42mm case feels right on my wrist without being ostentatious. I love that I can keep everything in my Apple ecosystem and have my wrist do the heavy lifting for notifications, quick texts via Siri voice-to-text, timers, and health tracking. Now that I'm in my mid-forties with the occasional forgetful moment, being able to tell Siri to text someone without pulling my phone out is genuinely useful. The water resistance works seamlessly, and the discrete nature of checking your watch means you can stay informed without the social friction of pulling out your phone. The integration with Apple Health is seamless, and if you wear a Dexcom CGM, the ability to see your glucose levels on your wrist, can change how you manage your health in real time.
What I Would Change
Honestly, I can't think of much. The battery life complaint is real and worth naming: my husband's Garmin watch runs for 28 days on a single charge, which is a different universe from 18 hours. If you're someone who travels frequently and doesn't want to pack a charger, or if you're looking for a watch that can go weeks between charges, this isn't your answer. My daughter-in-law loves Apple products but recently switched to a different brand watch specifically because she wanted longer battery life. That's a legitimate trade-off. Like all Apple products, this watch has its quirks, but none of them feel like flaws. They're just the personality of the ecosystem.
Who This Is Perfect For
Anyone with an iPhone who wants to extend iPhone features to their wrist without carrying their phone everywhere. Anyone working in a high-level position or field where cell phones are frowned upon or impractical will find this watch invaluable for staying connected discreetly. If you're tracking fitness seriously and want deep integration with Apple Health, this watch excels. If you're managing a chronic condition that requires frequent monitoring, like type 1 diabetes, and you use apps like Dexcom, this watch becomes a legitimate health tool, not just a fitness tracker. Anyone who values the Apple ecosystem and trusts that ecosystem will feel at home here. I'll be honest though: there are two kinds of people, those who love Apple products and everyone else. If you're in the first camp and you're looking for a smartwatch that does more, this is worth trying.
The Verdict
I'm on my third Apple Watch, which says everything you need to know about how I feel about this product. The Series 10 with the 42mm Jet Black case is a genuine upgrade in battery life and charging speed, it handles real-world wear beautifully, and it's proven itself invaluable in the moments that matter most. I upgraded to this model using employer fitness benefits, and I'd do it again.
As an Amazon Associate I earn from qualifying purchases. This means if you click a link and make a purchase, I may earn a small commission at no extra cost to you. All opinions are entirely my own.
Staying Connected On Your Terms? Check These Out
Your Apple Watch thrives when it's part of a larger ecosystem built for real-world living. If you're serious about staying productive without being tethered to your phone, the Zerfis 14" Portable Laptop Screen Extender turns your watch notifications into actionable intelligence on a bigger screen. When you're traveling, the LOVEVOOK 50L Travel Backpack keeps everything organized while your watch handles the coordination. And if you're carrying an iPhone as part of your daily life, the Smartish iPhone 13 Wallet Case completes the picture by keeping your phone accessible but not intrusive. Together, they're how you stay capable and present, wherever you go.
