Seiko Cal. 3863 - 544

This Hand-Winding model from 1980 features a 37mm Gold-Plated case. With its 18mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-7bdcf2f8056d]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1980

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