Seiko Cal. 4447 - 531

The 4447-531 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4447 caliber with 36j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-2e3e8e86274f]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1979

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