Seiko Cal. 4450 - 673

Seiko 4450-673

The 4450-673 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4450 caliber with 18j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-993d54c7f50d]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Cream
Jewels
18j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1979

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seikata-wm-993d54c7f50d