Seiko Cal. 4523 - 509

Seiko 4523-509

The 4523-509 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4523 caliber with 29j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-056fd744bbc6]

Also known as: Goldfeather, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
9.3mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Navy
Jewels
29j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1976

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