Seiko Cal. 4434 - 666

The 4434-666 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4434 caliber with 30j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-98e8cb692be8]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1991

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