Seiko Cal. 6139 - 507

The Seiko 6139-507 represents an important milestone in Seiko's 1976 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-09c68c171087]

Also known as: Navigator, Sea Horse

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1976

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