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Cushion|Lab Grown|IGI

3.09ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG793641635

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG793641635

Diamond specifications and retailer prices

From $745 USD
As of October 31, 2026
Save $4,905 USD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,650 USD 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 LG793641635 or 793641635. Listed at 9 retailers as of October 29, 2026, with prices from $745 to $5,650, a $4,905 spread on the same certified stone. Brilliant Earth lists it at $5,650. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793641635
Dimensions9.88 × 7.64 × 5.16 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.88 mm7.64 mm3.09 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793641635
Side View
Table 61.0%Crown 37.7°Girdle: MED-THKPavilion 35.7°Culet: NoneDepth 67.5%

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: $5,650 USD|Low: $345 USD|High: $5,700 USD|Avg: $1,776 USD|+10.8%
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
October 31, 2026
Retailer 5$345 USD
Retailer 9$745 USD
Retailer 13$803 USD
Retailer 11$826 USD
Retailer 3$857 USD
Retailer 2$1,001 USD
Retailer 14$1,013 USD
Retailer 12$1,029 USD
Retailer 4$1,941 USD
Retailer 7$2,259 USD
Retailer 6$2,439 USD
Retailer 8$2,992 USD
Retailer 10$4,470 USD
Brilliant Earth$5,650 USD

20 data points across 14 retailers

9 retailers$745 USD to $5,650 USD

A
Cheapest Retailer
-
$745 USD
A
Retailer 2
-
$803 USD
View
B+
Retailer 3
-
$826 USD
View
A
Retailer 4
-
$1,001 USD
€953 EUR
View
A
Retailer 5
-
$1,029 USD
View
B+
Retailer 6
-
$2,259 USD
A$3,476 AUD
View
B
Retailer 7
-
$2,992 USD
£2,356 GBP
View
B
Retailer 8
-
$4,470 USD
View
Most Expensive
B
Brilliant Earth
21657691A · Oct 29
$5,650 USD
View
8 more retailers have this diamond
Prices start from $745 USDSave up to $4,905 USD

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
$745 USD