Seiko Cal. 0770 - 743

This Hand-Winding model from 1983 features a 36mm Stainless Steel case. It features a Silver dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-6d0935f05155]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1983

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