BLUE TOPAZ AND DIAMOND RING AND AQUAMARINE EARSTUDS 1st: Blue topaz and diamond ring, 1974 Oval-cut blue topaz Brilliant-cut diamonds 18 carat white gold London hallmark Ring size approx. M 2nd: Aquamarine earstuds Circular-cut aquamarine Length 0.7cm Total weight approx. 15.5g (2)