Seiko Cal. 6271 - 739

This Hand-Winding model from 1986 features a 36mm Stainless Steel case. Powered by the 6271 caliber with 34j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-1c169e152683]

Also known as: Monster, Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1986

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