Belle Epoque period, created during the Edwardian era (1901-1910), back in the 1901. This beautiful convertible pendant necklace & brooch was carefully crafted in the shape of a swagged festoon, a classically Edwardian motif. Carefully constructed with parts made up in solid Yellow gold of 18 karats and platinum. Diamond: Mount in the center in a eight-prongs setting, with 1 Old European pear shape diamond of 0.65 carats, white colorless F color, VS-2 clarity Diamonds: Mounted in French flush settings, with 88 European rose cut, with a combined weight of 3.52 carats, F color, VS/SI clarity. The settings are impeccable finished with millegrain patterns. Rubies: Mount in a channel setting, with 13 caliber squared French cut of natural red rubies, 0.91 carats. Weight: 9.65 Grams (6.19 Dwt). Measurements: 53 mm by 41 mm (2.08 x 1.61 Inches). Hallmarks: No marks, tested for 18kt gold, .900 platinum and .800 silver. 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.