Seiko Cal. 3872 - 587

Released in 1981, the Cal. 3872 with design code 587 was part of Seiko's domestic market collection. With its 20mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-bcea0343cd6c]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1981

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