Seiko Cal. 4587 - 973

Released in 1975, the Cal. 4587 with design code 973 was part of Seiko's domestic market collection. Powered by the 4587 caliber with 27j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-3a86a25fb02b]

Also known as: Emperor, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1975

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