Seiko Cal. 5611 - 773

This Spring Drive model from 1977 features a 42mm Stainless Steel case. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-b534c2f7cb73]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1977

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