Seiko Cal. 4547 - 590

The 4547-590 is a sought-after Solar piece from Seiko's golden era. Powered by the 4547 caliber with 20j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-1bee3f20ff5d]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1994

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