Seiko Cal. 5635 - 680

The Seiko 5635-680 represents an important milestone in Seiko's 1993 lineup. With its 19mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-7f35a98c8a8d]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1993

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