Seiko Cal. 7157 - 967

This Spring Drive model from 1972 features a 46mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-4fdb4a9180f5]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1972

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