Seiko Cal. 4551 - 223

This Automatic model from 1998 features a 37mm Stainless Steel case. Powered by the 4551 caliber with 25j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-648ebb8aa45b]

Also known as: Shogun, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1998

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