Seiko Cal. 3862 - 687

The Seiko 3862-687 represents an important milestone in Seiko's 1981 lineup. Powered by the 3862 caliber with 25j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-89db74a88280]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1981

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