Seiko Cal. 6634 - 910

This Spring Drive model from 1972 features a 41mm Gold-Plated case. It features a White dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-31225dc0abca]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1972

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