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Cushion|Lab Grown|IGI

5.78ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG805636056

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG805636056

Diamond specifications and retailer prices

From €1,378 EUR
$1,546 USD
As of November 1, 2026
Save €6,476 EUR (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €9,274 EUR at Queensmith · As of October 9, 2026
View at Queensmith

About this 5.78ct lab-grown cushion diamond

This 5.78ct 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 LG805636056 or 805636056. Listed at 19 retailers as of October 31, 2026, with a 470% 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

5.78
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805636056
Dimensions11.57 × 9.32 × 6.27 mm
L/W Ratio1.24
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.57 mm9.32 mm5.78 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805636056
Side View
Table 60.0%Crown 33.5°Girdle: STK-THKPavilion 31.7°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
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: €1,520 EUR|Low: €1,427 EUR|High: €14,051 EUR|Avg: €3,788 EUR|-1.3%
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
November 2, 2026
Retailer 2€1,427 EUR
Retailer 1€1,520 EUR
Retailer 3€1,583 EUR
Retailer 6€2,014 EUR
Retailer 12€2,042 EUR
Retailer 10€2,241 EUR
Retailer 8€2,893 EUR
Retailer 11€2,900 EUR
Retailer 5€3,847 EUR
Retailer 7€4,076 EUR
Retailer 4€4,216 EUR
Retailer 13€5,514 EUR
Retailer 9€7,855 EUR

33 data points across 13 retailers

19 retailers€1,378 EUR to €7,855 EUR

A
Cheapest Retailer
-
€1,378 EUR
$1,546 USD
Final sale: no returns
Retailer 2
-
€1,427 EUR
$1,601 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
€1,520 EUR
£1,342 GBP
View
A
Retailer 4
-
€1,583 EUR
$1,775 USD
View
A
Retailer 5
-
€1,723 EUR
$1,932 USD
View
A
Retailer 6
-
€2,014 EUR
£1,778 GBP
View
A
Retailer 7
-
€2,042 EUR
$2,290 USD
View
A
Retailer 8
-
€2,241 EUR
View
A
Retailer 9
-
€2,893 EUR
A$4,992 AUD
View
A
Retailer 10
-
€2,900 EUR
ZAR 52,551 ZAR
View
B+
Retailer 11
-
€3,451 EUR
£3,048 GBP
View
B+
Retailer 12
-
€3,653 EUR
$4,097 USD
View
B+
Retailer 13
-
€3,847 EUR
$4,315 USD
View
B+
Retailer 14
-
€4,076 EUR
£3,600 GBP
View
B+
Retailer 15
-
€4,216 EUR
$4,729 USD
View
B
Retailer 16
-
€5,019 EUR
$5,629 USD
View
Retailer 17
-
€5,514 EUR
$6,185 USD
View
Price last confirmed 14 days ago
B
Retailer 18
-
€7,855 EUR
$8,810 USD
View
Most Expensive
Queensmith
LG805636056 · Oct 9
€9,274 EUR
£8,190 GBP
View
Price last confirmed 24 days ago
18 more retailers have this diamond
Prices start from €1,378 EURSave up to €6,476 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
5.78ct Cushion
€1,378 EUR