Seiko Cal. 6634 - 351

Released in 1967, the Cal. 6634 with design code 351 was part of Seiko's domestic market collection. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-fd1ca4b8e199]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1967

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