Seiko Cal. 4470 - 740

The Seiko 4470-740 represents an important milestone in Seiko's 1990 lineup. Powered by the 4470 caliber with 20j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-445e051e9c55]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1990

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