Seiko Cal. 4559 - 983

The 4559-983 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4559 caliber with 33j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-ceaaed9dc0b1]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1987

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