Extraordinary one-of-a-kind piece, created in London, England by the jewelry house of Kutchinsky, back in the 1970's. This magnificent necklace has been carefully crafted in .900/.999 platinum and embellished with a gorgeous selection of natural gemstones. Mounted with a gradation of oval elements carved from natural rock quartz. All parts are mounted in full with an impeccable pave setting composed by 424 round brilliant cut diamonds with a combined weight of 29.68 carats, F color, VS-1/VS-2 Clarity. Mounted in four-prongs settings with four Brazilian blue aquamarines, with a combined weight of 124.52, described as follow. One large Emerald step cut (26 x 21 x 15 mm), 59.74 carats. One Emerald step cut (21 x 17 x 11 mm), 29.90 carats. Two Emerald step cut (16 x 14 x 10 mm), 34.88 carats. All parts have a combined weight of 243.6 Grams. The collar itself have a lengthof 24 Inches (61 Cm) and the measurements of the detachable drop element are 78 mm by 48 mm (3.07 x 1.89 Inches). The collar has a removable part to display shorter, with a measure of 7 inches. This piece is suited to be used as a bracelet. Stamped, with the maker's mark, the assay hallmark, the serial number 31186 1/1 and signed two times, "KUTCHINSKY 1/1 31186". Excellent 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.