Seiko Cal. 5623 - 903

This Solar model from 1991 features a 40mm PVD Black case. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-6f566daf4931]

Also known as: UFO, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1991

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