Seiko Cal. 4520 - 587

The Seiko 4520-587 represents an important milestone in Seiko's 1993 lineup. Powered by the 4520 caliber with 33j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-5d9e3ff9b7cf]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1993

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