Carat Round Certified Engagement Ring US Auctions Australian Auctions Austrian Auctions Belgian Auctions Canadian Auctions French Auctions German Auctions Irish Auctions Italian Auctions Dutch Auctions Spanish Auctions Swiss Auctions GB Auctions Best Match Items Ending First Newly-Listed Items First Price + Shipping: Lowest First Price + Shipping: Highest First 175 CARAT ROUND CERTIFIED DIAMOND RING 14K YELLOW GOLD $4,249.70 FREE SHIPPING 200 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING BEAUTIFUL $7,828.00 FREE SHIPPING 163 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING HALO DESIGN $1,602.00 2 CARAT ROUND DIAMOND ENGAGEMENT RING CERTIFIED $5,315.36 FREE SHIPPING 130 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING PAVE DESIGN $1,777.00 ROUND CUT DIAMOND 187 CARAT F VS2 SI1 CERTIFIED 14K WHITE GOLD ENGAGEMENT RING $4,499.00 FREE SHIPPING 105 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING NEW DESIGN $1,483.00 138 Carat Round Cut Certified Diamond Engagement 4 Prong Ring 14k Gold $4,433.40 ROUND CUT DIAMOND 19 CARAT E SI2 CERTIFIED ENGAGEMENT RING 14K WHITE GOLD $4,119.00 138 Carat Round Cut Certified Diamond Engagement 4 Prong Ring In 14k Gold $4,433.40 175 CARAT VS ROUND CUT NATURAL CERTIFIED DIAMOND ACCENTS RING 18K WHITE GOLD $8,281.00 FREE SHIPPING 065 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING BEAUTIFUL $732.00 181 Carat Round Cut Certified Diamond Engagement 4 Prong Ring In 14k Gold $5,034.60 215 carat F VS1 Round Certified Diamond 6 prong White Gold Engagement Ring $12,920.00 111 Carat Round Cut Certified Diamond Engagement 4 Prong Ring In 14k Gold $2,902.50 175 CARAT ROUND DIAMOND ENGAGEMENT RING CERTIFIED $4,425.12 178 Carat Round Cut Certified Diamond Engagement 4 Prong Ring 14k Gold $3,625.20 156 Carat Round Cut Certified Diamond Engagement 4 Prong Ring In 14k Gold $2,880.00 145 carat H VS1 Round Certified Natural Diamond White Gold Engagement Ring $5,200.00 188 Carat Round Cut Certified Diamond Engagement 4 Prong Ring 14k Gold $5,094.00 201 Carat F VVS2 Natural Certified GIA Round Loose Diamond For Engagement Ring $54,179.00 156 Carat Round Cut Certified Diamond Engagement Ring 14k Gold $3,015.00 149 Carat Round Cut Certified Diamond Engagement 4 Prong Ring In Gold 14k $3,715.20 208 Carat I SI2 EGL Natural Certified Round Loose Diamond For Engagement Ring $9,898.00 147 Carat Round Cut Certified Diamond Engagement 4 Prong Ring In Gold 14k $2,959.20 2 CARAT ROUND DIAMOND SOLITAIRE RING CERTIFIED $2,551.18 073 carat E SI1 Round Certified Natural Diamond 18K White Gold Engagement Ring $1,425.00 Other Carat Round Certified Engagement Ring that might interest you 3.37 CARAT GIA CERTIFIED ROUND BRILLIANT DIAMOND ENGAGEMENT RING F VS1 14K GOLD $136,494.75 5.15 carat G/VS1 Round Certified Diamond 4 prong 18K White Gold Engagement Ring $54,115.00 5.17 carat G/VS1 Round Certified Diamond 4 prong 14K Gold Engagement Ring $53,965.00 5 carat G/VS1 Round Certified Natural Diamond 4 prong 14K Gold Engagement Ring $53,830.00 11.57 CARAT G-SI2 CERTIFIED ROUND DIAMOND ENGAGEMENT RING 18K WHITE GOLD ER-500 $49,999.00 8.21 CARAT G-VS1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K YELLOW GOLD $45,000.00 8.21 CARAT G-VS1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-563 $45,000.00 Diamond Engagement Ring 8.07 carat Round Cut 14K Gold Certified $40,199.00 7.11 CARAT G-VS1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K WHITE GOLD $40,000.00 7.11 CARAT G-VS1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-907 $40,000.00 GIA Certified diamond ring set in platinum with center round diamond 2.21 carats $35,500.00 6.18 CARAT E-SI2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-754 $34,999.00 1.69 CARAT GIA CERTIFIED ROUND BRILLIANT DIAMOND ENGAGEMENT RING E VS1 14K GOLD $31,494.75 7.30 CARAT G-SI2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K YELLOW GOLD $30,000.00 7.30 CARAT G-SI2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-943 $30,000.00 1.69 CARAT GIA CERTIFIED ROUND BRILLIANT DIAMOND ENGAGEMENT RING E VS1 14K GOLD $29,999.00 2.25 CARAT ROUND BRILLIANT CUT DIAMOND GIA CERTIFIED H VS 1 14K ENGAGEMENT RING $29,839.00 5.84 Carat Certified Round Diamond Vintage Engagement Ring 14k White Gold $28,782.00 5.84 Carat Certified Round Diamond Vintage Engagement Ring 14k White Gold $28,782.00 4.49 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $27,837.00 4.49 Carat Round Cut Agi Certified Diamond Solitaire Anniversary Ring 14k $27,837.00 4.49 Carat Round Cut Agi Certified Diamond Solitaire Anniversary Ring 14k $27,837.00 Diamond Engagement Ring 2.54 carat Round Cut in Platinum EGLUSA Certified! $26,599.00 1.37 CARAT GIA CERTIFIED D VVS2 ROUND BRILLIANT DIAMOND ENGAGEMENT RING 14K GOLD $26,250.00 1.37 CARAT GIA CERTIFIED D VVS2 ROUND BRILLIANT DIAMOND ENGAGEMENT RING 14K GOLD $25,000.00 3.9 carat E/SI1 Round Certified Natural Diamond 14K Yellow Gold Engagement Ring $24,955.00 3.9 carat E/SI1 Round Certified Natural Diamond 14K White Gold Engagement Ring $24,875.00 4.78 CARAT G-SI1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-760 $22,999.00 7.13 CARAT G-SI1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 14K GOLD ER-888 $22,999.00 7.13 CARAT G-SI1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 14K WHITE GOLD $22,999.00 4.82 Carat Round Cut Certified Diamond Engagement 4-Prong Ring In 14k Gold $22,953.60 5.20 Carat Round Diamond Engagement Solitaire Ring GIA Certified Fancy Yellow $22,499.99 4.61 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $22,241.70 4.61 Carat Round Cut Agi Certified Diamond Solitaire Anniversary Ring 14k $22,241.70 3.72 Carat Round Brilliant Certified Diamond Designer Engagement Ring 14k Gold $22,053.60 5.20 Carat Round Diamond Engagement Solitaire Ring GIA Certified Fancy Yellow $21,999.99 5.20 Carat Round Diamond Engagement Solitaire Ring GIA Certified Fancy Yellow $21,999.99 5.20 Carat Round Diamond Engagement Solitaire Ring GIA Certified Fancy Yellow $21,999.99 5.19 CARAT H-VVS2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K WHITE GOLD $21,999.00 5.19 CARAT H-VVS2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K - ER-691 $21,999.00 8.30 CARAT I-SI3 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 14K BLACK GOLD $21,999.00 3.32 Carat Round Cut Solitaire Certified Diamond Engagement Ring 14k Gold $21,783.60 3.32 Carat Round Cut Solitaire Certified Diamond Engagement Ring Gold 14k $21,783.60 4.32 Carat Certified Round Diamond Vintage Engagement Ring 14k White Gold $20,376.00 3.82 Carat Round Cut Certified Diamond Engagement 4-Prong Ring In Gold 14k $20,106.00 3.82 Carat Round Cut Certified Diamond Engagement 4-Prong Ring In 14k Gold $20,106.00 3.82 Carat Round Cut Certified Diamond Engagement 4-Prong Ring In 14k Gold $20,106.00 5.63 CARAT F-SI2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 14K WHITE GOLD $19,999.00 5.63 CARAT F-SI2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 14K GOLD ER-956 $19,999.00 3.36 CARAT F-VS2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-769 $19,999.00 3.02 Carat Certified Round Diamond Vintage Engagement Ring 14k White Gold $19,431.00 FREE SHIPPING 2.25 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING NEW WOMEN'S $19,415.00 3.83 Carat Certified Round Diamond Vintage Engagement Ring 14k White Gold $19,078.20 3.83 Carat Certified Round Diamond Vintage Engagement Ring 14k Yellow Gold $19,078.20 3.83 Carat Certified Round Diamond Vintage Engagement Ring 14k White Gold $19,078.20 3.83 Carat Certified Round Diamond Vintage Engagement Ring 14k Yellow Gold $19,078.20 3.59 Carat Round Brilliant Certified Diamond Designer Engagement Ring 14k Gold $19,074.60 3.10 Carat Round Cut Certified Diamond Engagement 4-Prong Ring In 14k Gold $19,026.00 4.03 CARAT E-SI1 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-727 $18,999.00 Tiffany & Co. 1.51 Carat Round Diamond Engagement Ring GIA Certified H, VS-2 $18,790.00 FREE SHIPPING 6.69 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING NEW WOMEN'S $18,745.00 1.50 CARAT ROUND BRILLIANT CUT DIAMOND GIA CERTIFIED F VS 1 14K ENGAGEMENT RING $18,579.00 3.33 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $18,493.20 3.33 Carat Round Cut Agi Certified Diamond Solitaire Anniversary Ring 14k $18,493.20 3.33 Carat Round Cut Agi Certified Diamond Solitaire Anniversary Ring 14k $18,493.20 3.33 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $18,493.20 2.99 carat F/VS2 Round Certified Natural Diamond 18K Gold Engagement Ring $18,260.00 2.1 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $18,018.00 2.10 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $18,018.00 2.1 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $18,018.00 5.55 CARAT F-VS2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 14K GOLD ER-902 $17,999.00 5.55 CARAT F-VS2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 14K WHITE GOLD $17,999.00 3.5 CT CARAT E SI1 ROUND CERTIFIED NATURAL DIAMOND RING $17,505.00 3.10 Carat Round Brilliant Certified Diamond Designer Engagement Ring 14k Gold $17,424.00 3 carat E/SI1 Round Certified Natural Diamond 4 prong Yellow Gold Ring $17,295.00 3 carat E/SI1 Round Certified Diamond 4 prong Yellow Gold Engagement Ring $17,140.00 3.05 Carat Round Cut &Trapezoid Diamond Engagement Ring 18k EGL Certified $16,999.00 3.40 CARAT F-VS2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-746 $16,999.00 3.1 Carat Round Brilliant Certified Diamond Designer Engagement Ring 14k Gold $16,740.00 2.10 Carat Round Cut Solitaire Certified Diamond Engagement Ring 14k Gold $16,659.00 2.1 Carat Round Cut Solitaire Certified Diamond Engagement Ring 14k Gold $16,659.00 3.59 Carat Certified Round Diamond Vintage Engagement Ring 14k White Gold $16,488.00 2.35 Carat Round Brilliant Certified Diamond Designer Engagement Ring 14k Gold $16,290.00 Round Diamond Solitare Ring-1.50 Carat, VS1 Clarity, G Color, EGL Certified $16,000.00 5.27 CARAT E-SI2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K WHITE GOLD $15,999.00 5.27 CARAT E-SI2 CERTIFIED NATURAL ROUND DIAMOND ENGAGEMENT RING 18K GOLD ER-912 $15,999.00 2.44 Carat Round Brilliant Certified Diamond Designer Engagement Ring 14k Gold $15,768.00 2.25 Carat Round Cut Agi Certified Diamond Solitaire Anniversary 14k Ring $15,615.00 2.1 Carat Round Cut Solitaire Certified Diamond Engagement Ring 14k Gold $15,570.00 3.1 Carat Round Cut Certified Diamond Engagement 4-Prong Ring In 14k Gold $15,192.00 2.95 carat G/VS2 Round Certified Diamond 4 prong 18K Gold Engagement Ring $15,165.00 FREE SHIPPING 3.96 CARAT CERTIFIED ROUND DIAMOND ENGAGEMENT 14K RING NEW WOMEN'S $15,123.00 2.79 carat G/VS2 Round Certified Natural Diamond 4 prong 18K Yellow Gold Ring $15,050.00 1.75 CARAT ROUND BRILLIANT CUT DIAMOND GIA CERTIFIED I VS 2 14K ENGAGEMENT RING $14,999.00 3.81 CARAT G-VS2 EGL CERTIFIED ROUND DIAMOND ENGAGEMENT RING 18K GOLD - ER-917 $14,999.00 4.52 CARAT I-SI1 CERTIFIED ROUND DIAMOND ENGAGEMENT RING 18K WHITE GOLD - ER-612 $14,999.00 6.02 CARAT G-SI1 CERTIFIED ROUND DIAMOND ENGAGEMENT RING 18K WHITE GOLD - ER-565 $14,999.00 3.81 CARAT G-VS2 EGL CERTIFIED ROUND DIAMOND ENGAGEMENT RING 18K WHITE GOLD $14,999.00 2.79 CT CARAT G VS2 ROUND CERTIFIED NATURAL DIAMOND RING $14,425.00 Category: Diamond Solitaire