Watch Battery Sizes & Replacement Guide for Seiko SNK809 & Casio How to Replace the Battery on a Samsung SM R810 Galaxy Smart Watch Amazon.com: Battery EB BR830ABY for Samsung Galaxy Watch 3 41MM GPS Smartwatch Battery 3.85V 450mAh EB BR800ABU,GH43 0 Grandado. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit SNDC83 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: SNDC83_K0052537