Amazon.com: Energizer 389 Button Cell Silver Oxide SR1130W Watch Battery Pack of 5 Batteries : Health & Household
Amazon.com: Duracell 389/390 Silver Oxide Button Battery, 1 Count Pack, 389/390 1.5 Volt Battery, Long-Lasting for Watches, Medical Devices, Calculators, and More : Health & Household
10PCS/Lot 100% Original Renata 390 SR1130SW AG10 389 LR54 LR1131 Toys Calculator Watch Battery MADE IN Swiss Button Coin Cell - AliExpress