Exell Battery Silver-Oxide SR43 Button Batteries in the Coin & Button Batteries department at Lowes.com
LR1130, AG10, 389, 390 Battery Equivalents and Replacement
Amazon.com: Duracell D389/390PK09 Silver Oxide Electronic Watch Battery, 389/390 Size, 1.55V, 70 mAh Capacity (Case of 6) : Health & Household
Amazon.com: Duracell 376/377 Silver Oxide Button Battery, 2 Count Pack, 376/377 1.5 Volt Battery, Long-Lasting for Watches, Medical Devices, Calculators, and More : Health & Household
Buy Energizer 377BPZ-2 Battery, 1.5 V Battery, 24 mAh, 377 Battery, Silver Oxide (Pack of 6)