Seiko Cal. 4523 - 148

This Spring Drive model from 1991 features a 41mm Two-Tone case. With its 20mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-e3ec57cdca70]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1991

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