Seiko Cal. 4590 - 960

The 4590-960 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4590 caliber with 25j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-b22b37e35af2]

Also known as: Monster, UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1976

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