Seiko Cal. 3867 - 520

The Seiko 3867-520 represents an important milestone in Seiko's 1977 lineup. Powered by the 3867 caliber with 24j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-154e86bb32bd]

Also known as: Sumo, Pogue

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1977

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