Replacement Watch Batteries Best Buy Canada Amazon.com: 5 321 Energizer Watch Batteries SR616SW Battery Cell (5 Pkg (5) Type 321 Energizer Watch Batteries Tear Strip QWB321 Walmart.com Renata Watch Battery 321 0%Hg Mercury Free X 3 Walmart.com Walmart.com 2 X RENATA 321 Watch Batteries SR616SW Silver 1.55v: Amazon.co.uk. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 321 Operating Temperature Range: 40 Degrees Celsius to +85 Degrees Celsius Shelf Life: 5 years Leakage Resistance: Anti Leak Design Movement Compatibility: Quartz Swiss 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: 321_K0066716