Antique Platinum Top & 18k Gold Fine Old European Cut Diamond Natural Ruby Halo Pendant on Natural Ruby Beaded Necklace Description: The pendant is set with a large oval faceted natural ruby that weighs approx 19cts (measures 21 X 16.5 X 7.5mm), haloed in old cut diamonds, I-J color, VS1-SI1 clarity. Pendant is on an 18-inch long beaded strand of natural rubies with an antique gold clasp, also set with rose cuts and an old mine cut center stone that are J-L color and SI2-I1 clarity. Our auction estimate on this piece is 2500-3500. CNX 1083 3900 Hallmarks: Not marked (tested) Approx Dimensions or Size: Necklace; 18 inches, Pendant; 1-1/2 inch (w/ bail) X 7/8 inch Weight of item: 22.8 grams Condition: All stones intact. Platinum / gold shows some light surface wear. Clasp works properly. Ready to wear. Shipping: Shipping is not included and will vary according to the items weight, dimensions, and price. This item is estimated to ship in an 13 X 16 X 4in box weighing 12oz.