Seiko Cal. 3863 - 379

This Automatic model from 1967 features a 42mm Titanium case. With its 19mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-cc3463579e10]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1967

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