Seiko Cal. 4430 - 664

The 4430-664 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4430 caliber with 17j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-b1e01bfc8e65]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1999

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