Seiko Cal. 7139 - 783

Seiko 7139-783

The 7139-783 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-8f658666055c]

Also known as: Goldfeather, Bellmatic

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
35mm
Case Thickness
10.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
White
Jewels
32j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1986

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seikata-wm-8f658666055c