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Cushion|Lab Grown|IGI

6.50ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG797618457

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797618457

Diamond specifications and retailer prices

From €1,644 EUR
$1,844 USD
As of November 1, 2026
Save €6,781 EUR (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €12,172 EUR at Queensmith · As of October 9, 2026
View at Queensmith

About this 6.5ct lab-grown cushion diamond

This 6.5ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797618457 or 797618457. Listed at 17 retailers as of November 1, 2026, with a 412% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.50
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797618457
Dimensions11.52 × 9.63 × 6.89 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.52 mm9.63 mm6.50 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG797618457
Side View
Table 63.0%Crown 35.7°Girdle: THK-VTKPavilion 36.5°Culet: NoneDepth 71.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,636 EUR|Low: €1,644 EUR|High: €8,434 EUR|Avg: €3,446 EUR|-4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 6€1,644 EUR
Retailer 14€1,703 EUR
Retailer 13€1,772 EUR
Retailer 2€1,854 EUR
Retailer 5€2,002 EUR
Retailer 7€2,414 EUR
Retailer 10€2,434 EUR
Retailer 1€2,636 EUR
Retailer 9€3,296 EUR
Retailer 4€4,590 EUR
Retailer 8€4,864 EUR
Retailer 3€4,939 EUR
Retailer 11€5,800 EUR
Retailer 12€8,425 EUR

40 data points across 14 retailers

17 retailers€1,644 EUR to €8,425 EUR

A
Cheapest Retailer
-
€1,644 EUR
$1,844 USD
Final sale: no returns
Retailer 2
-
€1,703 EUR
$1,910 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
€1,854 EUR
$2,080 USD
View
A
Retailer 4
-
€2,002 EUR
$2,246 USD
View
A
Retailer 5
-
€2,414 EUR
£2,132 GBP
View
A
Retailer 6
-
€2,434 EUR
$2,730 USD
View
A
Retailer 7
-
€2,636 EUR
View
A
Retailer 8
-
€3,296 EUR
ZAR 59,715 ZAR
View
B+
Retailer 9
-
€3,519 EUR
£3,108 GBP
View
B+
Retailer 10
-
€4,228 EUR
$4,742 USD
View
B+
Retailer 11
-
€4,590 EUR
$5,148 USD
View
B+
Retailer 12
-
€4,864 EUR
£4,296 GBP
View
B+
Retailer 13
-
€4,939 EUR
$5,540 USD
View
Retailer 14
-
€5,800 EUR
$6,505 USD
View
Price last confirmed 14 days ago
B
Retailer 15
-
€5,979 EUR
$6,706 USD
View
B
Retailer 16
-
€8,425 EUR
$9,450 USD
View
Most Expensive
Queensmith
LG797618457 · Oct 9
€12,172 EUR
£10,750 GBP
View
Price last confirmed 24 days ago
16 more retailers have this diamond
Prices start from €1,644 EURSave up to €6,781 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
6.50ct Cushion
€1,644 EUR