Seiko Cal. 4587 - 521

The Seiko 4587-521 represents an important milestone in Seiko's 1976 lineup. Powered by the 4587 caliber with 19j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-74b37008af12]

Also known as: Samurai, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1976

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