Seiko Cal. 5241 - 910

This Spring Drive model from 1977 features a 40mm Gold-Plated case. With its 21mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-7d3b3fe140d9]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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