Seiko Cal. 7139 - 935

Seiko 7139-935

The 7139-935 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f6ec9030b8cb]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Green
Jewels
31j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1973

Related Models

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