Seiko Cal. 7144 - 475

Seiko 7144-475

The 7144-475 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7144 caliber with 31j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-13fc60bd37cb]

Also known as: Sportsmatic, Emperor

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
35mm
Case Thickness
10.4mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Black
Jewels
31j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1969

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seikata-wm-13fc60bd37cb