Seiko Cal. 6138 - 738

This Spring Drive model from 1991 features a 37mm Titanium case. Powered by the 6138 caliber with 22j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-65c396eeed4e]

Also known as: Shogun, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1991

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