Seiko Cal. 4424 - 997

The Seiko 4424-997 represents an important milestone in Seiko's 1968 lineup. Powered by the 4424 caliber with 28j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-21567a03bd76]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1968

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