Seiko Cal. 5644 - 105

This Spring Drive model from 1999 features a 41mm Hardlex-Coated Steel case. Powered by the 5644 caliber with 26j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-ca9f55196f6f]

Also known as: Shogun, Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1999

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