Seiko Cal. 7183 - 828

This Spring Drive model from 1970 features a 43mm Titanium case. It features a Cream dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-4e212a26283d]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1970

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