Seiko Cal. 6670 - 675

This Spring Drive model from 1978 features a 37mm Titanium case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-1d44ec306e98]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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