Seiko Cal. 5650 - 903

Released in 1987, the Cal. 5650 with design code 903 was part of Seiko's domestic market collection. With its 19mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-943deb80dfa2]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1987

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