Apple Watch 42mm Original Batteries
Replace a cracked screen or a dead battery in your 42mm Original Apple Watch.
iFixit has you covered with parts, tools, and free repair guides. Repair with confidence! All our replacement parts are tested to rigorous standards and backed by our industry-leading warranty.
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Apple Watch (42 mm, Original & Series 1) Battery
Replace a 245 mAh battery compatible with 42 mm Original or Series 1 Apple Watch models A1554 and A1803. 3.78 Volts (V). Battery model A1579.
The original Apple Watch is Apple's first wearable device. The standard Apple Watch is tailored to the everyday user, and is available in 18 different models. The Apple Watch Sport is designed with fitness in mind, and comes in 10 different models all with an aluminum case and Ion-X glass face. The Regular and Hermes models have a stainless steel case and a sapphire face. The Apple Watch Edition is the "premium" version, crafted of 18-karat gold and available in both yellow and rose gold finishes.