Seiko Cal. 6687 - 964

This Spring Drive model from 1979 features a 39mm Gold-Plated case. With its 18mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-d70904107177]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1979

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