Seiko Cal. 4448 - 583

Seiko 4448-583

The 4448-583 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4448 caliber with 36j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-003cc88f7c43]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
13.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
180m
Dial Color
Silver
Jewels
36j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1997

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seikata-wm-003cc88f7c43