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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

12 carat Burmese no-heat blue sapphire carved oval platinum ring with diamonds, certified by C. Dunaigre

Magnificent 12.00 Carat Burmese No-Heat Blue Sapphire Ring, Certified by C. Dunaigre

Square cushion-cut 15.26 carat no-heat Padparadscha sapphire from Madagascar, platinum ring with diamond accents

15.26 Carat No-Heat Padparadscha Sapphire and Diamond Ring

Cushion-shaped 9.00 carat no-heat Burmese blue sapphire, rose-cut, set in 18K white gold with diamond accents

9.00 Carat Rose-Cut Burmese Blue Sapphire, Natural and Untreated

Cushion-cut 19.49 carat no-heat Burmese blue sapphire with diamond accents in 18K yellow gold ring

19.49 Carat No-Heat Burmese Blue Sapphire and Diamond Ring

8.53 carat natural no-heat color-changing blue sapphire platinum ring with diamond accents, GIA certified

8.53 Carat No-Heat Color-Changing Blue Sapphire and Diamond Ring, GIA Certified

Platinum ring with a 1.65 ct GIA certified D VS1 emerald-cut diamond flanked by 2.85 ct emerald-cut rubies

GIA Certified, 1.65 ct D/VS1 Diamond, 2.85 ct Rubies

High-jewelry platinum ring featuring a 2.02-carat Burmese emerald-cut ruby with diamond accents, Sotheby’s Christie’s auction style

Exceptional Burmese Ruby and Diamond Platinum Ring, Set with a 2.02-Carat Emerald-Cut Ruby of Rare Origin

16.75 Carat Natural No-Heat Ceylon Blue Sapphire Emerald-Cut Ring in 18K White Gold with Diamond Accents

An Exceptional 16.75 Carat No-Heat Ceylon Sapphire and Diamond Ring

High-luxury Burmese 4.35 ct no-heat blue sapphire cabochon ring in 18K yellow gold with diamond accents

4.35 Carat Natural Blue Sapphire Ring, C. Dunaigre Certified

9.84 Carat Natural No-Heat Burmese Cushion-Cut Sapphire Ring in 18K White Gold with Diamond Accents

9.84 Carat Cushion-Cut Burma Sapphire with Diamond Accents, AGL Certified

18K yellow gold ring with 11.57 ct natural no-heat heart-shaped ruby and 1.06 ct diamonds, luxury jewelry design

Natural, no-heat 11.57 carat heart-shaped ruby.

18K yellow rose gold ring with 7.21 ct no-heat pear-shaped ruby and 1.21 ct diamonds, luxury high jewelry design

7.21 Carat No-Heat Pear Ruby Ring in 18K Yellow Rose Gold with Diamonds

18K white gold ring with 5.02 ct no-heat oval Mozambique ruby and 2.30 ct diamonds, high jewelry luxury design

5.02 Carat No-Heat Mozambique Ruby

Platinum ring with 5.30 ct no-heat cushion-cut Mozambique ruby and 4.05 ct diamonds, certified by C. Dunaigre

5.30 carat no-heat Mozambique ruby—a gemstone certified by C. Dunaigre

4.06 ct no-heat Burmese ruby oval mixed cut ring in platinum with 1.10 ct diamonds, AGL certified luxury jewelry

4.06 Carats No-Heat Burmese Ruby and Diamond Ring

1.05 ct natural oval ruby ring with 1.10 ct diamonds in 18k yellow gold, luxury high jewelry design

1.05 Carat Ruby and Diamond Ring in 18k Yellow Gold

No-heat Mozambique ruby 17.27 ct octagonal brilliant cut ring in 18k white gold with 4.00 ct diamonds, certified by C. Dunaigre and GIA

No-Heat 17.27 Carats Mozambique Ruby and Diamond Ring

No-heat Tanzanian ruby cabochon 9.98 ct ring in 18k yellow gold with diamond accents, certified by C. Dunaigre

9.98 ct Tanzanian no-heat ruby,Certified by C. Dunaigre

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