Amazon.com: Renata Batteries 379 Silver Oxide Watch Batteries (5 Pack 301 Renata Watch Battery (SR43SW) Time Connection II, Inc 18Pcs Mixed Coin Battery Set for Watch Clock AG1 AG3 AG4 AG10 AG13 How to Replace a Watch Battery: An Easy Guide RS Chrono Lot Large Assortment Of Watch Batteries. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit CA301149SSBK 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: CA301149SSBK_K0063557