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Cushion|Lab Grown|IGI

3.57ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG668449966

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG668449966

Diamond specifications and retailer prices

From €756 EUR
$845 USD
As of October 31, 2026
Save €2,645 EUR (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,401 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.57ct lab-grown cushion diamond

This 3.57ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG668449966 or 668449966. Listed at 12 retailers as of October 29, 2026, with prices from €756 to €3,401, a €2,645 spread on the same certified stone. Brilliant Earth lists it at €3,401. 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

3.57
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668449966
Dimensions9.02 × 8.85 × 5.85 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.02 mm8.85 mm3.57 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668449966
Side View
Table 61.0%Crown 35.7°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 66.1%

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: Oct 31
Current: €3,401 EUR|Low: €680 EUR|High: €4,305 EUR|Avg: €1,650 EUR|-13.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 7€756 EUR
Retailer 10€837 EUR
Retailer 2€872 EUR
Retailer 12€968 EUR
Retailer 4€980 EUR
Retailer 6€994 EUR
Retailer 13€1,406 EUR
Retailer 5€1,514 EUR
Retailer 11€2,049 EUR
Retailer 3€2,061 EUR
Retailer 9€2,676 EUR
Retailer 8€2,777 EUR
Brilliant Earth€3,401 EUR

38 data points across 13 retailers

12 retailers€756 EUR to €3,401 EUR

A
Cheapest Retailer
-
€756 EUR
$845 USD
Retailer 2
-
€837 EUR
£736 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
€872 EUR
View
A
Retailer 4
-
€968 EUR
$1,082 USD
View
A
Retailer 5
-
€980 EUR
$1,095 USD
View
A
Retailer 6
-
€994 EUR
£874 GBP
View
A
Retailer 7
-
€1,406 EUR
$1,571 USD
View
B+
Retailer 8
-
€2,049 EUR
$2,289 USD
View
Retailer 9
-
€2,061 EUR
$2,303 USD
View
Price last confirmed 13 days ago
Retailer 10
-
€2,676 EUR
$2,990 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
€2,777 EUR
£2,443 GBP
View
Most Expensive
B
Brilliant Earth
12459925A · Oct 29
€3,401 EUR
$3,800 USD
View
11 more retailers have this diamond
Prices start from €756 EURSave up to €2,645 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
3.57ct Cushion
€756 EUR