Seiko Cal. 5610 - 603

This Quartz model from 1990 features a 43mm PVD Black case. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-90b228efaad0]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1990

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