Seiko Cal. 6634 - 475

The Seiko 6634-475 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-445416122240]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1968

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