Seiko Cal. 7073 - 577

The 7073-577 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7073 caliber with 21j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-07989993a741]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1975

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