Seiko Cal. 6683 - 679

This Spring Drive model from 1971 features a 37mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-3659d0417d41]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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