Seiko Cal. 5634 - 487

This Spring Drive model from 1968 features a 44mm Stainless Steel case. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-7e0588eb4a7c]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1968

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