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Cushion|Lab Grown|IGI

3.09ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG665445498

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665445498

Diamond specifications and retailer prices

From €828 EUR
$925 USD
As of October 30, 2026
Save €7,434 EUR (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €8,262 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665445498 or 665445498. Listed at 19 retailers as of October 29, 2026, with prices from €828 to €8,262, a €7,434 spread on the same certified stone. Brilliant Earth lists it at €8,262. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665445498
Dimensions8.02 × 8.02 × 5.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.02 mm8.02 mm3.09 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665445498
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 65.0%

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 30
Current: €8,262 EUR|Low: €740 EUR|High: €8,262 EUR|Avg: €2,254 EUR
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
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Retailer 17
Retailer 18
October 31, 2026
Retailer 13€828 EUR
Retailer 11€846 EUR
Retailer 17€928 EUR
Retailer 7€1,038 EUR
Retailer 3€1,150 EUR
Retailer 14€1,228 EUR
Retailer 2€1,233 EUR
Retailer 12€1,735 EUR
Retailer 16€1,784 EUR
Retailer 4€1,847 EUR
Retailer 9€1,947 EUR
Retailer 5€2,611 EUR
Retailer 10€2,649 EUR
Retailer 8€2,702 EUR
Retailer 6€2,875 EUR
Retailer 15€3,033 EUR
Retailer 18€3,526 EUR
Brilliant Earth€8,262 EUR

36 data points across 18 retailers

19 retailers€828 EUR to €8,262 EUR

A
Cheapest Retailer
-
€828 EUR
$925 USD
Final sale: no returns
A
Retailer 2
-
€846 EUR
$945 USD
View
A
Retailer 3
-
€928 EUR
HK$8,100 HKD
View
A
Retailer 4
-
€1,038 EUR
$1,160 USD
View
A
Retailer 5
-
€1,150 EUR
$1,285 USD
View
A
Retailer 6
-
€1,228 EUR
View
Retailer 7
-
€1,231 EUR
£1,083 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
€1,233 EUR
£1,085 GBP
View
A
Retailer 9
-
€1,735 EUR
A$2,982 AUD
View
A
Retailer 10
-
€1,784 EUR
ZAR 32,196 ZAR
View
B+
Retailer 11
-
€1,847 EUR
$2,064 USD
View
B+
Retailer 12
-
€1,947 EUR
$2,175 USD
View
B+
Retailer 13
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€2,611 EUR
$2,917 USD
View
B+
Retailer 14
-
€2,649 EUR
$2,959 USD
View
B+
Retailer 15
-
€2,702 EUR
SGD 4,079 SGD
View
B+
Retailer 16
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€2,875 EUR
$3,212 USD
View
B+
Retailer 17
-
€3,033 EUR
£2,668 GBP
View
Retailer 18
-
€3,526 EUR
A$6,061 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
12699216A · Oct 29
€8,262 EUR
$9,230 USD
View
18 more retailers have this diamond
Prices start from €828 EURSave up to €7,434 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
€828 EUR