Seiko Cal. 3863 - 709

This Spring Drive model from 1977 features a 36mm Gold-Plated case. With its 20mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-0e37229fb521]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1977

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