Georgian Rose Diamond Heart Pendant C. 1830 British Silver heart with 14 rose diamonds, total approximate weight of .40 carats with an additional center rose diamonds with total weight of approximately .30 carats. Total approximate diamond weight of the pendant is .70 carats Diamonds cannot be graded because they are foil (closed) back. The pendant measures 2 inches long and 1 1/4 inches wide. 8.5 gr. 5.5 dwt. In pristine original condition.