Seiko Cal. 3863 - 769

This Spring Drive model from 1966 features a 42mm PVD Black case. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-43c9d0f5ed7c]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1966

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