Seiko Cal. 4423 - 343

The 4423-343 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4423 caliber with 30j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-6ea96e40acd9]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1997

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