Seiko Cal. 3847 - 807

The Seiko 3847-807 represents an important milestone in Seiko's 1988 lineup. Powered by the 3847 caliber with 21j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-8483ba46bd99]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1988

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