Seiko Cal. 6635 - 942

The Seiko 6635-942 represents an important milestone in Seiko's 1970 lineup. It features a White dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-808cbc324cdf]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1970

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