Amazon.com: DURNERGY 394 Watch Battery 100pack, 1.5 Volt Alkaline LR936 Amazon.com: battery for watches Buy Leak Proof Wrist Watch Cells for Watches Makerbazar Buy Leak Proof Wrist Watch Cells for Watches Makerbazar Maxell SR927W 1.55v 399 Watch Battery (5 Batteries) : Amazon.ca: Health. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 299 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: 299_K0066717