Seiko Cal. 6371 - 909

The Seiko 6371-909 represents an important milestone in Seiko's 1980 lineup. Powered by the 6371 caliber with 29j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-96ba7b979890]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1980

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