Seiko Cal. 4583 - 909

Seiko 4583-909

The 4583-909 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4583 caliber with 23j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-5c863ea509b0]

Also known as: Sumo, UFO

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
200m
Dial Color
Black
Jewels
23j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1973

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