Seiko Cal. 6290 - 640

This Hand-Winding model from 1971 features a 41mm Stainless Steel case. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-8fb57f954a09]

Also known as: UFO, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1971

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