Seiko Cal. 6188 - 769

This Spring Drive model from 1980 features a 37mm Stainless Steel case. It features a Green dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-9ca4fa5bec21]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1980

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