rare early c1750 silver diamond cross brooch

ON OFFER HERE FOR SALE IS THIS RARE EARLY GEORGIAN SOLID SILVER BROOCH,SET WITH EARLY ROSE CUT DIAMONDS X 10 ALTOGETHER.IT DATES TO c1750 OR A BIT EARLIER IN DATE,THE STONES ARE ALL EARLY AND CUT AND SHAPED TO FIT THE MOUNTS.VERY GOOD CONDITION,MEASURING 3.5CMS WEIGHT 6.5GRMS.A STUNNING VERY RARE EARLY SILVER DIAMOND CROSS PENDANT.OVER 250 YRS OLD.