Seiko Cal. 4576 - 843

The Seiko 4576-843 represents an important milestone in Seiko's 1990 lineup. Powered by the 4576 caliber with 36j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-120ed2a4f35b]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1990

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