Seiko Cal. 0770 - 728

This Hand-Winding model from 1983 features a 36mm Hardlex-Coated Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-5ba7296fbbc2]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1983

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