Watch Battery Identification:
379, V379, D379, GP379, SR521SW, SR63SW, 280-59, GP79, SB-AC, SB-DC, TR521SW, JA, 520, 618, 1191SO, AG0, SG0, RW327, 080-D39
System: Silver Oxide
Voltage: 1.55 Volt
Capacity approx: 15 mAh
Chemical: Low-Drain, LD
Dimensions in mm: Ø 5.80 x 2.15