Seiko Cal. 4423 - 718

The Seiko 4423-718 represents an important milestone in Seiko's 1988 lineup. Powered by the 4423 caliber with 30j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-1715f335436b]

Also known as: Bellmatic, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1988

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