Seiko Cal. 6381 - 829

The Seiko 6381-829 represents an important milestone in Seiko's 1981 lineup. Powered by the 6381 caliber with 26j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-449b1accf454]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

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