Seiko Cal. 7188 - 750

This Hand-Winding model from 1971 features a 34mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-9cfaab4b7de9]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1971

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