Seiko Cal. 4452 - 590

The 4452-590 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4452 caliber with 27j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-e1adfee4acf3]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1987

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