Seiko Cal. 6629 - 650

This Spring Drive model from 1981 features a 37mm Gold-Plated case. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-06183ecda1d6]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1981

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