Seiko Cal. 6631 - 999

This Solar model from 1990 features a 45mm Gold-Plated case. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-9865ddb93355]

Also known as: Rally, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1990

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