Seiko Cal. 7139 - 306

Seiko 7139-306

The Seiko 7139-306 represents an important milestone in Seiko's 1989 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e77c9fd74424]

Also known as: Goldfeather, Flighty

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
39mm
Case Thickness
8.9mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
50m
Dial Color
Green
Jewels
17j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1989

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