Seiko Cal. 4430 - 559

This Hand-Winding model from 1972 features a 40mm Hardlex-Coated Steel case. Powered by the 4430 caliber with 24j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-f2beb9e186b6]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1972

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