Seiko Cal. 7131 - 107

Seiko 7131-107

The 7131-107 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7131 caliber with 20j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-96e6d17db53c]

Also known as: Goldfeather

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
10.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1990

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