RingsVictorian Diamond Cluster Ring Fine antique silver top, yellow gold back, European cut diamond three-cluster ring, English, c. 1880. Cushion 4.50 ct. Sapphire and Diamond RingYellow gold three stone ring containing a cushion shaped sapphire weighing 4.50 carats (Madagascar, no heat), with a pair of pear shared diamonds, by Firestone and Parson.Fine Antique Emerald and Diamond RingFine yellow gold, emerald, and diamond five stone ring, set with gem emeralds and old-mine diamonds, with carved sides, probably English, c. 1890. Art Deco Diamond RingPlatinum and diamond ring with a central European cut diamond weighing about 1.80 carats, with baguette and antique cut diamonds, c.1925. Emerald and Diamond Solitaire RingYellow gold, platinum, emerald and diamond solitaire ring containing an emerald cut emerald weighing 2.29 carats with a pair of tapered baguette diamonds. Antique Carré Cut Diamond RingPlatinum and diamond solitaire ring containing an antique 6.61 carat Carré cut diamond (G color, SI1 clarity) with round diamonds set to shoulders. Rare Antique Diamond Cluster Ring, c. 1880Rare antique silver top, gold back, old-mine diamond cluster ring, the central cushion cut diamond weighing about 5.50 carats and framed by about carat sized diamonds, English, c. 1880. Oval Diamond Solitaire RingPlatinum and diamond solitaire ring containing a modern oval cut diamond weighing 2.83 carats (I color, SI2 clarity). Antique Gold and Emerald RingVictorian yellow gold and emerald five stone ring, with carved scrolling to the sides, c. 1890. Sapphire and Diamond Three Stone RingYellow gold and platinum three stone ring containing a 3.58 carat cushion shaped sapphire (Madagascar, no heat), with a pair of European cut diamonds weighing a total of about 2.50 carats, by Firestone and Parson.European Cut Diamond Halo RingContemporary platinum and diamond solitaire ring containing a 4.31 carat European cut diamond set to a diamond halo, by Firestone and Parson. Antique Emerald Cut Diamond RingPlatinum and diamond solitaire ring containing an antique emerald cut diamond weighing 3.77 carats (K color, VS1 clarity) with a pair of tapered bullet-shaped diamonds.Aquamarine and Diamond Flower RingYellow gold, platinum and oval shaped aquamarine and diamond cluster ring, New York, c. 1965. Cushion Ruby and Diamond Three Stone RingPlatinum, ruby and diamond three stone ring containing a 1.97 carat cushion shaped ruby (Thai, no heat) with a pair of cushion diamonds weighing a total of about 1.68 carats (both E, VS1 and VS2), by Firestone and Parson.Antique Platinum, Sapphire and Diamond Five Stone Ring Antique platinum, cushion sapphire and European cut diamond five stone ring, with carved sides, c. 1900. 6.02 Carat Asscher Cut Diamond RingPlatinum and diamond solitaire ring containing a 6.02 carat Asscher cut diamond (J color, VS1 clarity) with a pair of tapered baguette diamond side stones, c. 1950. View More