Seiko Cal. 5636 - 193

The Seiko 5636-193 represents an important milestone in Seiko's 1987 lineup. Powered by the 5636 caliber with 23j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-9a45b6b7ae23]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1987

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