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Cushion|Lab Grown|IGI

3.09ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG831602855

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG831602855

Diamond specifications and retailer prices

From €1,589 EUR
$1,775 USD
As of October 31, 2026
Save €6,512 EUR (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €8,101 EUR at Brilliant Earth · As of October 31, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831602855 or 831602855. Listed at 21 retailers as of October 31, 2026, with prices from €1,589 to €8,101, a €6,512 spread on the same certified stone. Brilliant Earth lists it at €8,101. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831602855
Dimensions9.37 × 7.65 × 5.00 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.37 mm7.65 mm3.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831602855
Side View
Table 53.0%Crown 42.5°Girdle: STK-THKPavilion 40.1°Culet: LargeDepth 65.4%

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: €8,101 EUR|Low: €1,589 EUR|High: €8,101 EUR|Avg: €3,573 EUR|+53.7%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
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Retailer 11
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Retailer 21
October 31, 2026
Retailer 4€1,589 EUR
Retailer 5€1,646 EUR
Retailer 21€1,799 EUR
Retailer 8€1,902 EUR
Retailer 12€2,100 EUR
Retailer 13€2,333 EUR
Retailer 18€2,354 EUR
Retailer 15€2,496 EUR
Retailer 2€2,547 EUR
Retailer 19€3,724 EUR
Retailer 16€3,823 EUR
Retailer 9€3,970 EUR
Retailer 10€4,065 EUR
Retailer 3€4,160 EUR
Retailer 20€4,237 EUR
Retailer 17€4,708 EUR
Retailer 6€5,026 EUR
Retailer 7€5,503 EUR
Retailer 11€5,784 EUR
Retailer 14€6,011 EUR
Brilliant Earth€8,101 EUR

32 data points across 21 retailers

21 retailers€1,589 EUR to €8,101 EUR

A
Cheapest Retailer
-
€1,589 EUR
$1,775 USD
Final sale: no returns
Retailer 2
-
€1,646 EUR
$1,839 USD
View
Price last confirmed 19 days ago
B+
Retailer 3
-
€1,799 EUR
$2,010 USD
View
B+
Retailer 4
-
€1,902 EUR
HK$16,600 HKD
View
B+
Retailer 5
-
€2,100 EUR
$2,346 USD
View
B+
Retailer 6
-
€2,333 EUR
£2,052 GBP
View
B+
Retailer 7
-
€2,354 EUR
$2,630 USD
View
B+
Retailer 8
-
€2,496 EUR
$2,789 USD
View
B+
Retailer 9
-
€2,547 EUR
View
Retailer 10
-
€3,724 EUR
A$6,401 AUD
View
Price last confirmed 9 days ago
B
Retailer 11
-
€3,823 EUR
ZAR 69,001 ZAR
View
B
Retailer 12
-
€3,970 EUR
£3,492 GBP
View
B
Retailer 13
-
€4,065 EUR
$4,541 USD
View
Retailer 14
-
€4,160 EUR
A$7,150 AUD
View
Price last confirmed 23 days ago
B
Retailer 15
-
€4,237 EUR
$4,734 USD
View
B
Retailer 16
-
€4,708 EUR
£4,142 GBP
View
B
Retailer 17
-
€5,026 EUR
$5,615 USD
View
B
Retailer 18
-
€5,503 EUR
SGD 8,308 SGD
View
B
Retailer 19
-
€5,784 EUR
$6,462 USD
View
B
Retailer 20
-
€6,002 EUR
$6,706 USD
View
Most Expensive
B
Brilliant Earth
21273030A · Oct 31
€8,101 EUR
$9,050 USD
View
20 more retailers have this diamond
Prices start from €1,589 EURSave up to €6,512 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
€1,589 EUR