Seiko Cal. 4584 - 785

The 4584-785 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-950ae5fb569e]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1979

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