Seiko Cal. 6139 - 594

This Spring Drive model from 1972 features a 35mm Titanium case. It features a Black dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-f9d3d19aa931]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1972

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