Silver oxide 1.55V
Dimensions: 6.8 x 1.6mm
Capacity: 14.5 mah

Cross Reference Guide

Maxell, National, Panasonic, Sony, Toshiba = SR616SW
Varta = V321
Rayovac = 321
Duracell = D321
Philips = (n/a)
Bulova = 611
Timex = DA
Citizen = 280-73
Seiko = SB-AF/DF
I.E.C. = SR65 (SR616)