Seiko Cal. 6687 - 421

This Spring Drive model from 1989 features a 39mm Gold-Plated case. With its 18mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-25c6883d15ee]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1989

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