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Two-color 18K gold collar necklace with cabochon sapphire, ruby and emerald framed by diamonds

Two-Color Gold Cabochon Sapphire, Ruby & Emerald Necklace with Diamonds

Tricolored 18k gold adjustable bangle bracelet, signed Italy, 5/16-inch wide, inner circumference 6.75–8 inches.

18k tri-color gold (yellow, white, and rose), signed Italy

Jose Hess 18K gold diamond bangle bracelet with ~22.45 carats of round brilliant diamonds, signed and numbered 150287

Jose Hess 18K Gold & Diamond Bangle Bracelet, ~22.45 Carats

Cushion-cut 13.02 ct Brazilian emerald ring with 4.12 carats diamonds in 18K white gold

13.02 ct Cushion-Cut Brazilian Emerald with 4.12 cts of Diamonds, Set in White Gold

18K yellow gold ring set with a 15.20 ct natural emerald bead/cabochon and a 0.02 ct diamond accent.

15.20 Carats Natural Emerald Bead Cabochon 18K Yellow Gold Ring

Natural 6.87-carat oval/cushion emerald cabochon in 18K yellow gold with ~0.91-carat diamond accents; 10.73-gram mounting.

6.87-Carat Emerald Cabochon & Diamond Jewel in 18K Yellow Gold

Colombian 24.80-carat cushion pyramidal cabochon emerald ring with diamond halo in platinum and 18K yellow gold, AGL certified.

24.80-Carat Colombian Emerald “Pyramidal” Cabochon & Diamond Ring

18.98 ct natural Brazilian octagonal emerald in 18K yellow gold with ~0.20 ct diamonds, C. Dunaigre certified

18.98-Carat Emerald Octagon in 18K Yellow Gold, with Diamond Accents

Colombian 6.89-carat oval emerald ring in 14K yellow gold with 4.35-carat diamond halo, C. Dunaigre-certified

6.89 Carat Colombian Emerald with 4.35 Carats of Diamonds, 14K Yellow Gold

7.75 carat Burmese blue sapphire cabochon ring in platinum with 0.19 carats diamonds, natural no-heat sapphire

7.75 Carat No-Heat Burmese Blue Sapphire and Diamond Ring in Platinum

17.61 carat Burmese blue sapphire cabochon ring in 18K yellow gold, certified by C. Dunaigre, natural no-heat sapphire

17.61 carat no-heat Burmese blue sapphire, certified by C. Dunaigre

9.51 carat no-heat pear-shaped blue sapphire ring in platinum, certified by C. Dunaigre

9.51 Carat No-Heat Pear-Shaped Blue Sapphire Ring in Platinum

8.35 carat cushion-cut no-heat blue sapphire ring in 18K white gold with 0.72 carats diamonds, AGL certified

8.35 Carat No-Heat Blue Sapphire and Diamond Ring in 18K White Gold

8.84 carat Burmese blue sapphire cabochon ring in 18K yellow gold with 0.60 carats diamonds, natural no-heat sapphire

8.84 Carat Oval Cabochon Blue Sapphire with Diamond Accents, Set in 18K Gold

24.63 carat Burmese blue sapphire cabochon ring in platinum with 1.80 carats diamonds, AGL certified, no-heat minor treatment

24.63 Carat No-Heat Burmese Blue Sapphire Cabochon and Diamond Ring in Platinum

21.57 carat Thai blue sapphire cabochon ring in 14K white gold with diamond accents, certified by C. Dunaigre

21.57 Carat Thai Blue Sapphire Cabochon and Diamond Ring in 14K White Gold

Exquisite 16.25 carat no-heat Ceylon blue sapphire cabochon ring with 3.15 carats diamonds in 18K yellow gold, AGL certified

16.25 Carat No-Heat Ceylon Blue Sapphire and Diamond Ring, 18K Yellow Gold

18K yellow gold ring featuring a 3.70 carat Burmese no-heat oval cabochon sapphire with diamond accents, C.Dunaigre certified

3.70 ct Burmese Blue sapphire, no-heat and AGL certified. Set in 18K yellow gold with diamond

Platinum ring featuring a 9.92 carat Burmese no-heat cushion sapphire with diamond accents, certified by AGL & GIA

9.92 Carats, An Exceptional Burmese No-Heat Blue Sapphire and Diamond Ring

Natural 14.47 carat Ceylon blue sapphire and diamond platinum & 18K gold ring, AGL certified

14.47 Carat No-Heat Ceylon Sapphire and Diamond Ring

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