Seiko Cal. 6383 - 661

This Spring Drive model from 1983 features a 41mm Stainless Steel case. With its 18mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-35d11b6e335e]

Also known as: UFO, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1983

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