Seiko Cal. 4590 - 749

The 4590-749 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4590 caliber with 32j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-a45bd85c7b0d]

Also known as: Turtle, Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1977

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