Seiko Cal. 7091 - 623

Seiko 7091-623

The 7091-623 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7091 caliber with 29j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-4d2bc69339df]

Also known as: Monster, Rally

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
11.2mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
50m
Dial Color
Black
Jewels
29j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1967

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