Seiko Cal. 0733 - 447

The 0733-447 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0733 caliber with 22j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-20a01dbcf45a]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1966

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