Seiko Cal. 4551 - 657

This Hand-Winding model from 1990 features a 45mm PVD Black case. Powered by the 4551 caliber with 23j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-d548734c3b27]

Also known as: Shogun, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1990

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