Amazon.com: Duracell DURA2PK 1.5V 377Battery : Health & Household
Duracell 377 SR626SW SB-AW AG4, 2 pila da 1,55 V, ossido d'argento, per orologi : Amazon.it: Elettronica
Amazon.com: Duracell 376/377 Silver Oxide Button Battery, 1 Count Pack, 376/ 377 1.5 Volt Battery, Long-Lasting for Watches, Medical Devices, Calculators, and More : Health & Household
Amazon.com: Maxell 377 Watch and Calculator Batteries x 50 : Health & Household