Seiko Cal. 6665 - 613

This Spring Drive model from 1983 features a 46mm Stainless Steel case. With its 18mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-a5f3382fc633]

Also known as: UFO, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1983

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