Seiko Cal. 4590 - 461

The Seiko 4590-461 represents an important milestone in Seiko's 1979 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-123daadae203]

Also known as: Turtle, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1979

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