Watch Battery 319 - Renata
It is a silver oxide low drain battery 1.55 V.
It measures 5.8 X 2.7mm.
This battery is mercury free and has a capacity of 21 mAh.
Renata Switzerland is a leading manufacturer of premium button cells for watches and many electronic products.
Interchange: Energizer 319, Maxell SR527SW, Varta V319, Rayovac 319, Duracell D319, Citizen 280-60, Seiko SB-AE/DE, I.E.C SR527 (SR64).