Seiko Cal. 6139 - 368

The Seiko 6139-368 represents an important milestone in Seiko's 1977 lineup. Powered by the 6139 caliber with 21j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-46e772af70dc]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1977

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