Seiko Cal. 0770 - 642

This Spring Drive model from 1992 features a 37mm Gold-Plated case. With its 19mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-a3887387e180]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1992

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