Seiko Cal. 4523 - 520

The 4523-520 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4523 caliber with 26j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-67bd9e79cdc0]

Also known as: Silverwave, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1972

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