Seiko Cal. 4447 - 487

Released in 1983, the Cal. 4447 with design code 487 was part of Seiko's domestic market collection. Powered by the 4447 caliber with 23j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-de33ac8a1644]

Also known as: UFO, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1983

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