Seiko Cal. 7157 - 821

Seiko 7157-821

This Kinetic model from 1988 features a 43mm PVD Black case. Powered by the 7157 caliber with 21j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-67829f301ffc]

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
43mm
Case Thickness
15.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1988

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