Seiko Cal. 4521 - 583

This Spring Drive model from 1993 features a 37mm Titanium case. With its 18mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-c4fbaaaf7d68]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1993

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