This colorful drop earrings by Marina Bvlgari was carefully crafted in solid yellow gold of 18 karats and suited at the reverse, with posts for pierced ears, comfortable omega backs for fastening clips and a hinged screwed part to interchange the main round beads. The upper parts are fully movable in two directions and are mounted with a pair of fancy round cabochon cut (15 mm) of natural reddish Carnelians with a combined weight of 24 carats. The lower parts are screwed, with another larger pair of round fancy cut (20 mm) of natural blue Chalcedonies with a combined weight of 91.25 carats and accented in the centers with two rounds cabochons cut of black onyxes. They are accompanied by two extra pairs of round cabochons elements carved from precious gemstones such; Rutilated white quartz and Green Topaz, with a total weight of 182.5 carats. They have a combined weight of 37.7 Grams and a measures of 37 mm by 20 mm (1.41 x 0.78 Inches). Both are stamped, with the maker's mark, the Italian gold assay hallmark, the serial numbers and signed in full, "MARINA B MB .750 *2375AL ITALY 5726". Very good conditions. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.