Seiko Cal. 4423 - 917

This Solar model from 1992 features a 44mm PVD Black case. Powered by the 4423 caliber with 24j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-1a2b5080d1de]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1992

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