Seiko Cal. 4584 - 721

The 4584-721 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4584 caliber with 35j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-81c7dec26789]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1965

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