Seiko Cal. 7139 - 935

Seiko 7139-935

The 7139-935 is a sought-after Hand-Winding piece from Seiko's golden era. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-b1f2231f0bda]

Also known as: Bellmatic, Flighty

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
41mm
Case Thickness
15.9mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
20j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1973

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