Seiko Cal. 7157 - 428

This Automatic model from 1968 features a 38mm Stainless Steel case. It features a Cream dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-2686e9a55841]

Also known as: Monster, Sportsmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1968

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