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Cushion|Lab Grown|IGI

3.09ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG797608377

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797608377

Diamond specifications and retailer prices

From €653 EUR
$730 USD
As of October 31, 2026
Save €4,404 EUR (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €5,057 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown cushion diamond

This 3.09ct 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 LG797608377 or 797608377. Listed at 12 retailers as of October 29, 2026, with prices from €653 to €5,057, a €4,404 spread on the same certified stone. Brilliant Earth lists it at €5,057. 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

3.09
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797608377
Dimensions9.84 × 7.67 × 5.12 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.84 mm7.67 mm3.09 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797608377
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 66.8%

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: Oct 31
Current: €5,057 EUR|Low: €309 EUR|High: €5,102 EUR|Avg: €1,626 EUR|+12.5%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 7€309 EUR
Retailer 10€653 EUR
Retailer 16€708 EUR
Retailer 13€727 EUR
Retailer 5€763 EUR
Retailer 11€795 EUR
Retailer 2€882 EUR
Retailer 4€898 EUR
Retailer 15€920 EUR
Retailer 3€1,702 EUR
Retailer 6€1,721 EUR
Retailer 9€2,016 EUR
Retailer 8€2,163 EUR
Retailer 17€2,456 EUR
Retailer 12€2,542 EUR
Retailer 14€3,929 EUR
Brilliant Earth€5,057 EUR

23 data points across 17 retailers

12 retailers€653 EUR to €5,057 EUR

A
Cheapest Retailer
-
€653 EUR
$730 USD
A
Retailer 2
-
€708 EUR
$791 USD
View
B+
Retailer 3
-
€727 EUR
$812 USD
View
A
Retailer 4
-
€795 EUR
£699 GBP
View
A
Retailer 5
-
€882 EUR
View
A
Retailer 6
-
€920 EUR
$1,028 USD
View
B+
Retailer 7
-
€1,702 EUR
CA$2,640 CAD
View
B+
Retailer 8
-
€2,016 EUR
A$3,465 AUD
View
B
Retailer 9
-
€2,456 EUR
$2,744 USD
View
Retailer 10
-
€2,542 EUR
£2,236 GBP
View
Price last confirmed 11 days ago
B
Retailer 11
-
€3,929 EUR
$4,390 USD
View
Most Expensive
B
Brilliant Earth
21657390A · Oct 29
€5,057 EUR
$5,650 USD
View
11 more retailers have this diamond
Prices start from €653 EURSave up to €4,404 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
3.09ct Cushion
€653 EUR