Seizaiken 371 SR920SW 1.55V 0% Hg Silver Oxide Watch Battery (2 Batteries) Made in Japan by Seiko

371 SR920SW | Silver Oxide Watch Battery | 100% Mercury-Free Nominal Capacity: 46 mAh | Voltage: 1.55V - Excellent leakage resistance | High reliability Used primarily in watches, but can also be used in cameras, calculators, toys, computers, audio books, games and more Japanese quality and consistently great performance, battery after battery | High capacity retention on storage (low self-discharge) Seiko heritage in a battery with recades of research and development in the watch industry - Seizaiken represents incredible quality, unmatched in their energy stability and long term durability - Perfectly optimized batteries for modern quartz watches