Seiko Cal. 4473 - 430

The Seiko 4473-430 represents an important milestone in Seiko's 1970 lineup. Powered by the 4473 caliber with 24j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-ff5f0289a23a]

Also known as: UFO, Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1970

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