Seiko Cal. 6381 - 168

The Seiko 6381-168 represents an important milestone in Seiko's 1979 lineup. Powered by the 6381 caliber with 22j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-cbc730cbb88e]

Also known as: Crown, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1979

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