Seiko Cal. 5287 - 558

The Seiko 5287-558 represents an important milestone in Seiko's 1972 lineup. Powered by the 5287 caliber with 21j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-105a581e635d]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1972

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