Product Details

Up for sale is a classic, square-cased Omega Automatic Ref. 3999-5 SC from the late 1950s / early 1960s. Featuring a mid-century "Tank" style silhouette, this reference combines dress-watch elegance with the convenience of an automatic winding movement. Specifications Brand: Omega Reference: 3999-5 SC (CK 3999) Era: Circa 1959–1961 Movement: In-house Omega Caliber 571 (Automatic, central sweep seconds) Case Dimensions: ~28mm x 28mm (excluding crown) | ~35mm–36mm lug-to-lug Lug Width: 21mm Crystal: Acrylic Functions: Hours, minutes, sweep central seconds