Seiko Cal. 4423 - 198

The Seiko 4423-198 represents an important milestone in Seiko's 1970 lineup. Powered by the 4423 caliber with 30j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-2eae43368142]

Also known as: Silverwave, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1970

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