Seiko Cal. 0764 - 403

This Spring Drive model from 1981 features a 43mm Gold-Plated case. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-7fdac3740af3]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1981

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