Seiko Cal. 5635 - 136

The Seiko 5635-136 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-70af45c7fc88]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1968

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