Seiko Cal. 6139 - 350

The Seiko 6139-350 represents an important milestone in Seiko's 1970 lineup. Powered by the 6139 caliber with 19j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-dcbb9c006a55]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1970

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