Seiko Cal. 4423 - 506

The 4423-506 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4423 caliber with 18j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-71d9266ea5c8]

Also known as: Emperor, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1984

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