Original Replacement Watch Battery SP372728SE 372726 For Ticwatch2 Swatch watch battery RENATA original electronic 394 329 390 377 317 How to get to the battery? : r watchrepair Amazon.com: Renata Watch Battery Swiss Made 399 or SR927SW Or AG7 1.5V Does anyone know how to replace the battery on this watch? : r watchrepair [Question] What battery for this watch? : r Watches. GENERAL SPECIFICATIONSProduct: Watch Battery Only Battery Cell Composition: Silver Oxide Recommended Uses for Product: Watch Battery Count: 1 Cell Model Compatibility: Fit R13724712 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: R13724712_K0063860