Seiko Cal. 4520 - 146

The 4520-146 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4520 caliber with 19j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-7a3745dc60c0]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1966

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