Seiko Cal. 5240 - 591

This Spring Drive model from 1993 features a 37mm Titanium case. Powered by the 5240 caliber with 18j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-2603ce85ef28]

Also known as: Shogun, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1993

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