Seiko Cal. 4522 - 433

The Seiko 4522-433 represents an important milestone in Seiko's 1983 lineup. Powered by the 4522 caliber with 33j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-1e0ad621959b]

Also known as: Sumo, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1983

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