SR920SW Watch Batteries 2 x Seizaiken 371 Equivalent Cell Button 362 361 Energizer Watch Batteries SR721W 5 pk eBay Amazon.com: YKM 371 SR920SW Watch Battery AG6 370 371 Button Coin Cell Amazon.com: YKM 40 Pack 377 SR626SW Watch Batteries LR626 376 V377 377a. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit K2S371D6 Operating Temperature Range: 40 Degrees Celsius to +85 Degrees Celsius Shelf Life: 5 years Leakage Resistance: Anti Leak Design Movement Compatibility: Quartz Swiss or Chinese or Japanese Movement Water Resistance Compatibility: Suitable for 50m Water Resistant Watches Mercury Free: Environmentally Friendly (0% Hg) High Low Temperature Tolerance: Extended Performance in Extreme Climates SKU: K2S371D6_K0056078