Seiko Cal. 5635 - 107

The Seiko 5635-107 represents an important milestone in Seiko's 1990 lineup. Powered by the 5635 caliber with 19j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-b1cc29533acd]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1990

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