Seiko Cal. 4428 - 873

The 4428-873 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4428 caliber with 33j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-17c20e55a7b8]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1975

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