Seiko Cal. 6339 - 639

This Spring Drive model from 1965 features a 43mm PVD Black case. Powered by the 6339 caliber with 17j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-235bec1046ce]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1965

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