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Cushion|Lab Grown|IGI

4.50ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG766674843

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG766674843

Diamond specifications and retailer prices

From €839 EUR
$937 USD
As of October 31, 2026
Save €2,534 EUR (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €6,502 EUR at Queensmith · As of October 10, 2026
View at Queensmith

About this 4.5ct lab-grown cushion diamond

This 4.5ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG766674843 or 766674843. Listed at 20 retailers as of October 31, 2026, with a 302% 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

4.50
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766674843
Dimensions9.60 × 8.67 × 5.84 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.60 mm8.67 mm4.50 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766674843
Side View
Table 63.0%Crown 39.2°Girdle: THK-VTKPavilion 30.3°Culet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €1,334 EUR|Low: €831 EUR|High: €3,469 EUR|Avg: €1,926 EUR|-6.6%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 18€831 EUR
Retailer 3€839 EUR
Retailer 7€868 EUR
Retailer 14€1,043 EUR
Retailer 17€1,244 EUR
Retailer 6€1,250 EUR
Retailer 1€1,334 EUR
Retailer 11€1,380 EUR
Retailer 2€1,827 EUR
Retailer 16€1,848 EUR
Retailer 13€1,860 EUR
Retailer 8€2,209 EUR
Retailer 10€2,401 EUR
Retailer 5€2,717 EUR
Retailer 4€2,752 EUR
Retailer 9€3,008 EUR
Retailer 15€3,273 EUR
Retailer 12€3,373 EUR

34 data points across 18 retailers

20 retailers€839 EUR to €3,373 EUR

Retailer 1
-
€831 EUR
£731 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
€839 EUR
$937 USD
View
Final sale: no returns
Retailer 3
-
€868 EUR
$970 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
€1,043 EUR
$1,165 USD
View
A
Retailer 5
-
€1,244 EUR
$1,390 USD
View
A
Retailer 6
-
€1,250 EUR
$1,396 USD
View
A
Retailer 7
-
€1,334 EUR
£1,173 GBP
View
A
Retailer 8
-
€1,380 EUR
View
A
Retailer 9
-
€1,827 EUR
$2,041 USD
View
A
Retailer 10
-
€1,848 EUR
ZAR 33,355 ZAR
View
A
Retailer 11
-
€1,860 EUR
A$3,197 AUD
View
B+
Retailer 12
-
€2,209 EUR
$2,468 USD
View
B+
Retailer 13
-
€2,401 EUR
£2,112 GBP
View
B+
Retailer 14
-
€2,717 EUR
$3,035 USD
View
B+
Retailer 15
-
€2,752 EUR
$3,074 USD
View
B+
Retailer 16
-
€3,008 EUR
$3,361 USD
View
B+
Retailer 17
-
€3,273 EUR
£2,879 GBP
View
B+
Retailer 18
-
€3,373 EUR
A$5,797 AUD
View
Retailer 19
-
€4,762 EUR
$5,320 USD
View
Price last confirmed 103 days ago
Most Expensive
Queensmith
LG766674843 · Oct 10
€6,502 EUR
£5,720 GBP
View
Price last confirmed 21 days ago
19 more retailers have this diamond
Prices start from €839 EURSave up to €2,534 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
4.50ct Cushion
€839 EUR