60pc Assorted Watch Battery Compatible With Kit 6 Sizes 357 377 386 389 Amazon.com: POWEROWL SR626SW 377 Watch Battery 24 Pack High Capacity Amazon.com: #379 Renata Watch Batteries 10Pcs : Health & Household Watch Batteries. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit R20786172 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: R20786172_K0063782