Seiko Cal. 7139 - 113

Seiko 7139-113

The 7139-113 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7139 caliber with 31j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-6217be497282]

Also known as: UFO, Golden Tuna

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
35mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Silver
Jewels
31j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1990

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