Seiko Cal. 4450 - 906

The 4450-906 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4450 caliber with 25j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-36e6c732b15a]

Also known as: Silverwave, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1997

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