Seiko Cal. 5697 - 941

This Spring Drive model from 1975 features a 37mm Hardlex-Coated Steel case. With its 18mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-0d41aa08f289]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1975

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