An eighteen karat gold and diamond ring, Cartier

An eighteen karat gold and diamond ringa channel of radiant-cut diamonds, between two bands of round brilliant-cut diamond pavé; estimated total diamond weight: 3.75 carats.13.1 dwt.; Size: 7provenan

Set with one emerald weighing approximately 3 carats. Also set with approximately 0.75 carats of round brilliant and tapered baguette diamonds judged to be VS in clarity and G-H in color. Size 7. 5 dw

An eighteen karat gold, diamond, and ruby ring the spiral ring adorned with gold beads, terminating in snake heads set with circular-cut diamonds and ruby eyes. 13.8 dwt; Size: 7 1/2

Eighteen-Karat White Gold and Diamond Ring, mounted with a central emerald-cut diamond, with an approximate weight of 1.02 carats, approximate color G and clarity SI1, flanked by twelve graduated roun

Eighteen-Karat Yellow Gold and Diamond Ring, with a bypass design and pave-set with round brilliant-cut diamonds, with an approximate total weight of 2.25 carats, size 7-3/4, 12.6 grams total weight.

Eighteen-Karat Rose Gold and Diamond Ring, in the form of a flower and mounted with fifty-six round brilliant-cut diamonds, with an approximate total weight of 0.18 carats, size 6-1/4, 3.0 grams total

Eighteen-Karat White Gold, Aquamarine and Diamond Ring, set with a sky-blue emerald-cut aquamarine, with an approximate weight of 3.63 carats, highlighted by fifty-two round brilliant-cut diamonds, wi

Eighteen-Karat White Gold, Alexandrite and Diamond Ring, mounted with a central rectangular step-cut natural GIA certified alexandrite, with a weight of 2.74 carats, and with a color change from green

Eighteen-Karat White Gold, Emerald and Diamond Ring, mounted with a central emerald-cut emerald, with an approximate weight of 2.43 carats, surrounded by fifty-six baguette-cut diamonds, with an appro

Eighteen-Karat White/Yellow Gold and Diamond Ring, set with a central marquise-cut diamond, with an approximate weight of 0.67 carats, approximate color H and clarity VS2, and thirty-four round brilli

Eighteen-Karat White Gold, Sapphire and Diamond Ring, mounted with a cabochon-cut sapphire, with an approximate weight of 4.57 carats, accented with twenty-two single-cut diamonds, with an approximate

Eighteen-Karat White Gold, Emerald and Diamond Ring, mounted with an emerald-cut treated emerald, with an approximate weight of 2.74 carats, surrounded by eighteen round brilliant-cut diamonds, with a

Eighteen-Karat Yellow Gold, Sapphire and Diamond Ring, set with forty-two square-cut channel-set sapphires, with an approximate total weight of 2.94 carats, and thirty-eight round brilliant-cut diamon

Eighteen-Karat White Gold, Ruby and Diamond Ring, mounted with an oval-cut treated ruby, with an approximate weight of 1.05 carats, accented by round-cut diamonds in a double halo around the stone and

Eighteen-Karat White Gold, Emerald and Diamond Ring, mounted with an emerald-cut treated emerald, with an approximate weight of 1.01 carats, and sixty round brilliant-cut diamonds in a border around t

Eighteen-Karat White Gold, Aquamarine and Diamond Ring, the bold ring mounted with a large emerald-cut aquamarine, with an approximate weight of 15.43 carats, flanked by sixteen single-cut diamonds, w

An 18 Karat Yellow Gold and Diamond 'Love' Ring, Cartier, containing three round brilliant cut diamonds weighing approximately 0.25 carat total. Stamp: Cartier 50 BJB919 Au750 (maker's mark). 5.50 dwt

Eighteen-Karat White Gold, Diamond and Garnet Ring, composed of a central hexagonal-shaped tsavorite garnet, with an approximate weight of 0.63 carats, four small round brilliant-cut diamonds, two lar

Unusual Eighteen-Karat White Gold, Citrine and Diamond Ring, the twisted mounting set with a large oval faceted citrine, with an approximate weight of 18.25 carats, the mounting ending in prongs with

Eighteen-Karat White Gold, Amethyst and Diamond Ring, the unusual ring mounted with an oval-shaped treated amethyst, with an approximate weight of 12.40 carats, and 220 round-cut diamonds, with an app

Eighteen-Karat White Gold, Pearl and Diamond Ring, mounted with a 12.0 mm silver/white round pearl with a good luster, bordered by two ruffled rows mounted with fifty-six round brilliant-cut diamonds,

Eighteen-Karat Yellow Gold, Coral and Diamond Ring, mounted with a bezel-set coral cabochon, with an approximate measurement of 19.0 mm x 25.0 mm, a heart set with single-cut diamonds on one side of t

Le Vian Eighteen-Karat Rose Gold, Diamond and Ruby Ring, the wide rose gold band set with thirty-two round brilliant-cut diamonds, with an approximate total weight of 0.10 carats, and forty-one round

Eighteen-Karat Rose/White Gold and Diamond Butterfly Ring, designed with a white gold and rose gold butterfly, each mounted with a single marquise-cut diamond and thirty-eight round brilliant-cut diam