Seiko Cal. 4443 - 223

Seiko 4443-223

The 4443-223 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4443 caliber with 18j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-d717c911ef2f]

Also known as: Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
13.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1991

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