Seiko Cal. 4542 - 423

This Hand-Winding model from 1988 features a 46mm PVD Black case. Powered by the 4542 caliber with 21j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-3f5c33296bd9]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1988

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