Seiko Cal. 4488 - 221

Seiko 4488-221

The 4488-221 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4488 caliber with 23j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-144faa42d888]

Also known as: Crown, Flighty

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
8.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
White
Jewels
23j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1992

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seikata-wm-144faa42d888