Seiko Cal. 5663 - 742

This Automatic model from 1979 features a 46mm PVD Black case. Powered by the 5663 caliber with 33j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-1bda9140cbc2]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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