Seiko Cal. 6339 - 401

The Seiko 6339-401 represents an important milestone in Seiko's 1977 lineup. Powered by the 6339 caliber with 34j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-0be16c1f417b]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1977

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