Seiko Cal. 4587 - 701

The 4587-701 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4587 caliber with 20j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-512252441d64]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1986

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