Seiko Cal. 4557 - 873

The 4557-873 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4557 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-45ecc2ac8e2c]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1965

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