Seiko Cal. 5611 - 742

This Spring Drive model from 1980 features a 44mm Hardlex-Coated Steel case. With its 22mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-63a30c7eb25c]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1980

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