1965 Omega (Seamaster) Rare Cal. 560 Vintage Mens Watch, Automatic, Date - 10K Gold Filled & Stainless Steel Secondary Seconds The origins of the large

The origins of the large minimalistic case design for the Portofino can be traced back to the 1970's

and a few light marks near the screws on the back

And its gorgeous "Bombe" lug case is in excellent condition

Powering the watch is one of the company's exclusive "Extra Flat" movements that showcases there unrivaled mastery of horological technology and execution

It continues to keep " as new" time in five chronometer testing positions

1965 Omega (Seamaster) Rare Cal. 560 Vintage Mens Watch, Automatic, Date - 10K Gold Filled & Stainless Steel Secondary Seconds The origins of the largeToday's offering showcases this rare, classic and pleasing automatic Omega. It features Omega's rare caliber 560 movement of which only 3,000 examples were made. These watches were made just for the U. S. market to avoid higher tariffs, and these 3,000 movements were split across 9 models, making each model in effect a very "limited edition." It is original down to the dial and hands and presents beautifully on the wrist. The centerpiece of the watch