Sr621sw battery

364/363 Watch battery 1.55 V 23m Ah - Energizer - Energizer - 635709 - Pack of:1 - Voltage: 1,55V - Silver oxide button cells used in a variety of devices - Capacity: 27m Ah

Also known as / Replacement for 364, SR60, D364, SR621SW, 280-34 - High Quality & Long Lasting - Silver Oxide Watch Battery - Single Use - 0% Mercury Watch Battery - Operating voltage: DC 1.5V, Capacity: 12m Ah

VARTA 1.55V 17mAh Silver oxide Coin Cell Button Battery, ideal for watches, calculators, and medical devices.