Seiko Cal. 3863 - 105

This Automatic model from 1967 features a 38mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-144e53f41b90]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1967

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