Seiko Cal. 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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