Seiko Cal. 7031 - 445

Seiko 7031-445

The 7031-445 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7031 caliber with 32j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-2fe6bbd97859]

Also known as: Arnie

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
11.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
200m
Dial Color
Champagne
Jewels
32j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1975

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seikata-wm-2fe6bbd97859