Seiko Cal. 6670 - 684

This Spring Drive model from 1985 features a 40mm Hardlex-Coated Steel case. With its 21mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-ca2cf4291b18]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1985

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