Silver button batteries (for watches) by Seizaiken / SEIKO: 31

Quantity: 1 piece in blister
height: 3.1 mm
diameter: 7.9 mm
other designations: SR731
Made in Japan

Quantity: 1 piece in blister
height: 1.68 mm
diameter: 7.9 mm
other designations: 314 / SR716W / SR67
Made in Japan

Quantity: 1 piece in blister
height: 1.65 mm
diameter: 5.8 mm
other designations: SR516 / SR62
Made in Japan

Quantity: 1 piece in blister
height: 2.7 mm
diameter: 5.8 mm
other designations: SR527 / SR64
Made in Japan