Seiko Cal. 7157 - 679

Seiko 7157-679

This Spring Drive model from 1981 features a 40mm PVD Black case. Powered by the 7157 caliber with 32j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-41263b3ca450]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
40mm
Case Thickness
14.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1981

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seikata-wm-41263b3ca450