Product Code: 10316
Price: Check Latest
Swiss made replacement batteries for both the Optimum Time Watch and the Optimum Time Watch Compact. Important: Look at the battery in your watch before ordering. The older yellow Optimum Time Watches take a different battery than newer models. Look at the number on the battery to make sure you are ordering the right one.
389: Silver 1.55V Battery - smaller battery for OLDER yellow watches
CR2032: Lithium 3V Battery - larger battery for NEWER yellow watches
LR42: Alkaline 1.5V Battery - for the grey Optimum Time Watch Compact