Seiko Cal. 3867 - 984

The 3867-984 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3867 caliber with 21j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-f03acacc137f]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1971

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