Seiko Cal. 4423 - 343

This Spring Drive model from 1997 features a 41mm Stainless Steel case. Powered by the 4423 caliber with 19j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-63405fc1f087]

Also known as: World Timer, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1997

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