Seiko Cal. 4590 - 796

The 4590-796 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4590 caliber with 26j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-e170903a643f]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1989

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