All waterproofing gaskets replaced with new Rolex seals
micro-rotor powered models
"Oyster Patent +" winding crown and original or period lead waterproofing gasket
It doubles as a GMT hand and can be used with the dial's 24-hour marking
The only visible wear to the watch is on the back which shows marks from the bracelet bumping against it
1966 Omega Seamaster Rare Cal. 560 Vintage Mens Watch, Automatic, Date - 18K Gold Plated Book All waterproofing gaskets replaced withToday's offering showcases this rare, classic and pleasing Omega Seamaster. 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 movements were split across nine models, making each in effect a "limited edition." It is fully Omega down to the dial, hands, original crown, and even signed crystal! The desirable and elegant linen dial is