Energizer 362 361 SR721SW 1.55V Silver Oxide Watch Battery (2 Pack Amazon.com: POWEROWL SR626SW 377 Watch Battery 24 Pack High Capacity Batteries N Accessories BNA WB P8734 Smartwatch Battery Li Pol, 3.8V Mighty Max Battery 21AH for Honda 1200 GL1200 Gold Wing 1984 1987 Batteries N Accessories BNA WB L7441 Power Tools Battery Li ion, 12 Amazon Watch Batteries Sr920Sw at Sam Cawthorn blog. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 87WA120022 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: 87WA120022_K0043556