Seiko Cal. 5665 - 497

This Spring Drive model from 1975 features a 38mm Titanium case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-12c402828087]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1975

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