Seiko Cal. 7171 - 185

Seiko 7171-185

The 7171-185 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7171 caliber with 27j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-ac8a53cab861]

Also known as: Shogun, Emperor

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
15.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Cream
Jewels
27j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1988

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seikata-wm-ac8a53cab861