3 ~ Duracell Silver Oxide 377 376 1.5 V 28 Ah Electronic Watch Battery 10 x 1.55V Button Coin Cell Watch Battery Batteries AG4 LR66 LR626 377 Watch Batteries Exelent 10 Pack SR626SW Wrist Watch Battery Cell LRAGButton Batteries MBS AG4 LR626 377 SR66 1.5V Alkaline Button Cell Watch Batteries, 10 Amazon.com: Energizer 377 376 Watch Batteries (Pack of 5) : Health. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit 15677_6 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: 15677_6_K0051423