Seiko Cal. 6339 - 750

This Spring Drive model from 1968 features a 37mm Hardlex-Coated Steel case. Powered by the 6339 caliber with 27j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-bc25cf246fb3]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1968

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