Seiko Cal. 6139 - 399

This Quartz model from 1971 features a 42mm Two-Tone case. Powered by the 6139 caliber with 33j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-678b1a014197]

Also known as: World Timer, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1971

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