Seiko Cal. 3894 - 138

This Hand-Winding model from 1971 features a 37mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-7f283a4a1242]

Also known as: Rally, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1971

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