Seiko Cal. 3817 - 876

The Seiko 3817-876 represents an important milestone in Seiko's 1990 lineup. Powered by the 3817 caliber with 27j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-2d2d26b9ef7d]

Also known as: Monster, Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1990

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