Seiko Cal. 4550 - 651

This Hand-Winding model from 1993 features a 42mm Hardlex-Coated Steel case. Powered by the 4550 caliber with 18j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-684b066f88ef]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1993

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