Seiko Cal. 3837 - 406

The Seiko 3837-406 represents an important milestone in Seiko's 1987 lineup. Powered by the 3837 caliber with 21j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-3711a215b9c3]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1987

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