Ideal Diamond 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 90 Ct Round Ideal Cut Diamond Tapered Solitaire Engagement Ring 14K GOLD GIA $5,099.99 1 Ct Round F SI1 Natural Certified Ideal Cut Loose Diamond For Engagement Ring $2,299.00 60 Ct Cushion Ideal Cut Solitaire Diamond Tapered Engagement Ring 14K VVS2 E $3,099.99 Tacori Diamond Engagement Ring Bridal Set Solid Platinum AGS Ideal 105Ct G SI1 $11,549.00 13 ct EGL certified natural round ideal cut diamond solitaire ring set 14k gold $8,500.00 90 Ct Oval Shaped Diamond Engagement Ring Pave Set CUTIDEAL SI2 E COLOR GIA $2,599.99 121 CT IDEAL CUT ROUND BLUE I1 DIAMOND 18K GOLD HALO ENGAGEMENT RING 36g $1,590.00 230 CARAT IDEAL D VS2 ROUND DIAMOND 14K WHITE GOLD HALO ENGAGEMENT RING 584gm $5,490.00 Genuine Round Ideal Cut Diamond Cluster Engagement Ring 18K White Gold Size 7 $1,180.00 203 CARAT IDEAL E SI2 ROUND DIAMOND 18K WHITE GOLD HALO ENGAGEMENT RING 286gm $6,273.00 203 CARAT IDEAL D VS1 ROUND DIAMOND 14K WHITE GOLD HALO ENGAGEMENT RING 619gm $3,206.00 428 CARAT IDEAL G SI2 ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 397gm $8,207.00 184 CARAT IDEAL D SI1 PRINCESS DIAMOND 18K WHITE GOLD ENGAGEMENT RING 423gm $5,864.00 400 CARAT IDEAL F SI2 ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 305gm $16,741.00 175 CT ROUND VG IDEAL EGL HEIRLOOM MICROPAVE DIAMOND ENGAGEMENT BRIDAL RING 14K $7,157.00 140 CT IDEAL BLUE SI2 ROUND DIAMOND 18K WHITE GOLD HALO ENGAGEMENT RING 357gm $2,173.00 184 F si1 Ideal cut EX EX Pave solitaire $12,500.00 317 CARAT IDEAL G SI2 PRINCESS DIAMOND 14K WHITE GOLD ENGAGEMENT RING 452gm $7,444.00 523 CARAT IDEAL F SI3 RADIANT DIAMOND 18K WHITE GOLD ENGAGEMENT RING 754gm $15,413.00 406 CARAT IDEAL G SI3 ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 579gm $9,510.00 114 CARAT IDEAL E SI1 ROUND DIAMOND 14K WHITE GOLD ENGAGEMENT RING 566gm $1,778.00 095 CT IDEAL G VS1 RADIANT DIAMOND 18K WHITE GOLD HALO ENGAGEMENT RING 284gm $1,631.00 320 CARAT IDEAL G SI3 PRINCESS DIAMOND 18K WHITE GOLD ENGAGEMENT RING 423gm $7,878.00 245 CARAT IDEAL G SI2 PRINCESS DIAMOND 18K WHITE GOLD ENGAGEMENT RING 407gm $7,028.00 STUNNING DESIGNER 125 CARAT IDEAL CUT DIAMOND 18K WHITE GOLD ENGAGEMENT RING $6,895.00 155 CT VVS2 EXCELLENT IDEAL CUT NATURAL ROUND DIAMOND SOLITAIRE ENGAGEMENT RING $6,500.00 425 CARAT IDEAL G SI3 PRINCESS DIAMOND 14K WHITE GOLD ENGAGEMENT RING 611gm $9,776.00 Other Ideal Diamond Engagement Ring that might interest you 13.34 ct EGL USA I SI2 round ideal cut hearts & arrows loose diamond solitaire $214,000.00 5.07 ct AGS G VS2 round excellent ideal cut loose diamond ring platinum size 5.5 $199,900.00 15.31 CT IDEAL G-VS2 PRINCESS DIAMOND PLATINUM VINTAGE ENGAGEMENT RING 15.38gm $145,392.00 15.29ct Ideal Cut H-VS1 Princess Diamond Platinum Vintage Engagement Ring 15.38g $119,948.40 5.80ct GIA Vintage Diamond Ring F/SI1 - IDEAL $89,999.00 Certified 7.52ct Round G-VS2 Ideal Diamond Platinum Classic Solitaire Ring 5.3gm $71,451.00 5.60ct GSI Certified Ideal Cut Diamond Engagement Ring $69,750.00 5 1/5 ct J VS2 round ideal baguette diamond solitaire engagement ring white gold $62,700.00 9.59 Carat Ideal Cut G-VS1 Round Diamond 18k White Gold Engagement Ring 7.54gm $59,652.45 9.58ct Ideal Cut F-SI1 Round Diamond 18k Gold Micro Pave Engagement Ring 7.54gm $56,176.00 4.32 CT IDEAL CUT I VS ROUND NATURAL DIAMOND SOLITAIRE ENGAGEMENT RING 18K GOLD $54,888.00 4.83 ct H SI1 round ideal cut diamond engagement anniversary ring 14k white gold $51,750.00 7.30 CARAT IDEAL D-VS2 ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 7.54gm $51,286.00 $95000 Beverly Hills 6.4ct Platinum Set w/ EGL 3.18ct SI1 G Tolkowsky Ideal Cut $49,900.00 Certified 5.21ct Round E-VS1 Ideal Diamond Platinum Classic Solitaire Ring 5.3gm $49,825.00 5.22ct Certified Round D-VS2 Ideal Diamond Platinum Classic Solitaire Ring 5.3gm $49,825.00 10.75 Carat Ideal Cut H-VS2 Round Diamond 18k White Gold Engagement Ring 7.54gm $45,142.35 4.50ct IDEAL I SI1 CERTIFIED HEARTS & ARROWS LOOSE NATURAL DIAMOND. $44,500.00 10.74ct Ideal Cut G-SI2 Round Diamond 18k Gold Micro Pave Engagement Ring 7.54gm $42,511.20 9.60 CARAT IDEAL E-SI1 ROUND DIAMOND 18K WHITE GOLD HALO ENGAGEMENT RING 9.04gm $40,534.00 8.66ct Ideal Cut Round G-SI2 Diamond 14k White Gold Classic Solitaire Ring 3.2gm $39,941.60 3.25ctw Ideal D-IF Round 14k Gold Trellis Anniversary Ring 4.69gm Diamond Traces $39,323.00 7.39ctw Ideal E-SI2 Round Diamond 14k Gold Trellis Style Anniversary Ring 7.63gm $39,197.00 4.37 CARAT IDEAL D-IF ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 3.97gm + CERT $38,624.00 3.05ctw Ideal D-IF Round Diamond 14k Gold Vintage Trellis Engagement Ring 5.46gm $38,497.00 6.29ctw Ideal E-SI2 Round 14k Trellis Three-Stone Ring 6.37gm Diamond Traces $38,224.00 5.67ctw Ideal E-SI2 Round 14k Gold Trellis Engagement Ring 5.95gm Diamond Traces $37,603.00 Certified 4.55ct Round F-VS2 Ideal Diamond Platinum Classic Solitaire Ring 5.3gm $37,586.00 Certified 1.53ct Round D-IF Ideal Diamond Platinum Trellis Solitaire Ring 7.8gm $37,154.00 2.77 ct F VS2 round ideal cut diamond solitaire engagement 4 prong ring platinum $36,950.00 2.40ctw Ideal D-IF Round 14k Gold Trellis Engagement Ring 4.69gm Diamond Traces $36,810.00 4.06 CTS I SI1 ROUND EXCELLENT IDEAL CUT DIAMOND SOLITAIRE ENGAGEMENT RING GOLD $36,800.00 1.57ct Certified Round D-IF Ideal Diamond 14k Gold Cathedral Solitaire Ring 4.6g $36,749.00 2.45ctw Ideal D-IF Round Diamond 14k Vintage Trellis Three-Stone Ring 4.97gm $36,558.00 1.57ct Certified Round D-IF Ideal Diamond 14k Gold Cathedral Solitaire Ring 5.1g $36,541.00 1.53ct Round D-IF Ideal Diamond Platinum Cathedral Solitaire Ring 11.8gm +Cert $36,482.00 2.29 CT IDEAL D-IF ROUND DIAMOND 18K WHITE GOLD VINTAGE ENGAGEMENT RING 3.63gm $36,388.00 2.37 CARAT IDEAL D-IF ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 3.05gm + CERT $36,321.00 1.54ct Certified Round D-IF Ideal Diamond 14k Gold Cathedral Solitaire Ring 7.5g $36,068.00 2.82 CARAT IDEAL D-IF ROUND DIAMOND 14K WHITE GOLD HALO ENGAGEMENT RING 6.19gm $35,921.00 Certified 1.53ct Round D-IF Ideal Diamond 14k Gold Cathedral Solitaire Ring 5.1g $35,838.00 2.21ctw Ideal D-IF Round 14k Gold Trellis Three-Stone Ring 3.99gm Diamond Traces $35,810.00 2.01ctw Ideal D-IF Round 14k Gold Trellis Anniversary Ring 3.43gm Diamond Traces $35,506.00 2.26 CARAT IDEAL D-IF ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 3.61gm + CERT $35,434.00 2.02 CARAT IDEAL D-IF ROUND DIAMOND 18K WHITE GOLD HALO ENGAGEMENT RING 2.86gm $35,190.00 2.33c AGS I VVS2 TRIPLE O IDEAL SUPER CLEAN NATURAL ROUND DIAMOND $34,900.00 7.04 Carat Ideal Cut E-VS1 Round Diamond 18k White Gold Engagement Ring 7.54gm $34,138.50 3.76 ct G SI1 certified natural round ideal cut diamond 3 stone ring platinum $33,900.00 3.01ct EGL Round Brilliant Engagement Ring Ideal-Cut VS $33,568.00 9.58ct Ideal Cut F-VS1 Round Diamond 18k White Gold Halo Engagement Ring 9.04gm $33,440.55 7.12ctw Ideal E-SI3 Round 14k Gold Trellis Engagement Ring 7.63gm Diamond Traces $33,418.00 9.99 Carat Ideal Cut D-VS2 Round Diamond 18k Gold Halo Engagement Ring 9.04gm $33,037.60 8.11 CARAT IDEAL F-SI3 ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 7.54gm $32,916.00 4.02 ct F SI2 round natural excellent ideal cut diamond solitaire ring 18k gold $32,900.00 7.03ct Ideal Cut D-VS2 Round Diamond 18k Gold Micro Pave Engagement Ring 7.54gm $32,148.80 6.37 Carat Ideal Cut E-VS2 Princess Diamond 18k Gold Halo Engagement Ring 4.85gm $32,146.40 4.27ct Vintage IDEAL Round Diamond Engagement Ring EGL $31,999.00 Round Ideal Cut 2.76 CT H-SI2 Ring EGL Certified! $31,598.00 6.33 CARAT IDEAL J-VS1 ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 7.54gm $31,486.00 5.95ctw Ideal F-SI1 Round 14k Trellis Three-Stone Ring 7.07gm Diamond Traces $31,474.00 5.48ctw Ideal L-VS1 Round Diamond 14k Gold Trellis Style Three-Stone Ring 5.95gm $31,404.00 5.22ctw Ideal D-VS2 Round Diamond 14k Gold Trellis Style Three-Stone Ring 5.46gm $31,383.00 6.13ctw Ideal G-SI2 Round Diamond 14k Gold Trellis Style Three-Stone Ring 7.07gm $31,375.00 6.40ctw Ideal L-VS2 Round Diamond 14k Gold Trellis Style Three-Stone Ring 7.63gm $30,765.00 2.87 FVS Antique Vintage Diamond Engagement Ring Ideal $30,750.00 6.61ct Ideal Cut E-SI1 Round Diamond 18k Gold Micro Pave Engagement Ring 7.54gm $30,603.20 6.03ct Certified Round F-SI3 Ideal Diamond 14k Gold Classic Solitaire Ring 3.2gm $30,463.00 5.64 CARAT IDEAL G-VS1 CUSHION DIAMOND 18K WHITE GOLD ENGAGEMENT RING 5.79gm $30,342.00 9.32 CARAT IDEAL D-SI2 ROUND DIAMOND 18K WHITE GOLD HALO ENGAGEMENT RING 9.04gm $30,062.00 6.11ctw Ideal E-SI3 Round 14k Trellis Anniversary Ring 7.07gm Diamond Traces $29,800.00 9.31 CT IDEAL CUT ROUND D/SI2 DIAMOND 18K GOLD HALO ENGAGEMENT RING 9.0g $29,773.00 4.9 ct I VS2 natural round ideal cut diamond lucida 3 stone ring platinum size 5 $29,700.00 5.15ctw Ideal D-SI1 Round 14k Gold Trellis Engagement Ring 5.46gm Diamond Traces $29,611.00 4.95ct Ideal Cut Round D-VS2 Diamond 14k White Gold Classic Solitaire Ring 3.2gm $29,579.20 Certified 4.24ct Round K-VS1 Ideal Diamond Platinum Classic Solitaire Ring 5.3gm $29,454.00 4.25ct Certified Round J-VS1 Ideal Diamond Platinum Classic Solitaire Ring 5.3gm $29,454.00 7.16ctw Ideal G-I1 Round 14k Gold Trellis Engagement Ring 7.63gm Diamond Traces $29,390.00 7.15ctw Ideal F-SI3 Round 14k Trellis Style Engagement Ring 7.63gm Natural Facet $29,174.00 4.26ct Vintage IDEAL Round Diamond Engagement Ring EGL $29,119.00 6.36 CARAT IDEAL D-SI2 ROUND DIAMOND 18K WHITE GOLD ENGAGEMENT RING 7.54gm $28,918.00 3.30 Carat Ideal Cut D-IF Round Diamond 18k Gold Halo Engagement Ring 5.34gm $28,916.80 7.27ctw Ideal I-SI3 Round 14k Trellis Three-Stone Ring 7.63gm Diamond Traces $28,489.00 4.61ctw Ideal D-SI1 Round 14k Gold Vintage Trellis Style Three-Stone Ring 6.09gm $28,228.00 1.54 ct Ideal Round D-IF Diamond Platinum Classic Solitaire Ring 4.8g Certified $28,063.20 2.23 Carat Ideal Cut D-IF Round Diamond 14k Gold Halo Engagement Ring 6.50gm $28,054.40 4.36CT IDEAL G-VS1 CUSHION DIAMOND 18K WHITE GOLD VINTAGE ENGAGEMENT RING 3.96gm $28,046.00 5.16ctw Ideal E-SI1 Round 14k Trellis Anniversary Ring 5.46gm Diamond Traces $27,990.00 2.18ct EGL D SI1 IDEAL HEARTS & ARROWS ROUND LOOSE DIAMOND $27,900.00 5.45ctw Ideal F-VS2 Round 14k Gold Trellis Engagement Ring 5.95gm Diamond Traces $27,944.00 6.53CT IDEAL D-SI2 CUSHION DIAMOND 18K WHITE GOLD VINTAGE ENGAGEMENT RING 6.59gm $27,938.00 4.67ctw Ideal D-SI2 Round Diamond 14k Vintage Trellis Three-Stone Ring 6.09gm $27,935.00 5.16ctw Ideal E-SI1 Round 14k Trellis Three-Stone Ring 5.46gm Diamond Traces $27,905.00 2.02 Carat Ideal Cut D-IF Round Diamond 18k Gold Halo Engagement Ring 2.86gm $27,871.20 2.18 Carat Ideal Cut D-IF Round Diamond 14k Gold Halo Engagement Ring 4.55gm $27,850.40 4.35 CT IDEAL CUT CUSHION G/VS1 DIAMOND 18K GOLD HALO ENGAGEMENT RING 4.0g $27,776.00 2.31ct Ideal Cut D-IF Round Diamond 18k Gold Micro Pave Engagement Ring 3.05gm $27,688.00 6.52 CT IDEAL CUT CUSHION D/SI2 DIAMOND 18K GOLD HALO ENGAGEMENT RING 6.6g $27,669.00 5.99ctw Ideal D-SI3 Round 14k Trellis Three-Stone Ring 6.37gm Diamond Traces $27,630.00 6.27ctw Ideal F-SI3 Round 14k Trellis Anniversary Ring 7.07gm Diamond Traces $27,627.00 Category: Diamond Solitaire