Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG794697011

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG794697011

Diamond specifications and retailer prices

From $2,349 USD
As of November 4, 2026
Save $18,891 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $21,240 USD at Mervis Diamond Importers · As of November 4, 2026
View at Mervis Diamond Importers

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794697011 or 794697011. Listed at 17 retailers as of November 4, 2026, with prices from $2,349 to $21,240, a $18,891 spread on the same certified stone. Mervis Diamond Importers lists it at $21,240. 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

3.10
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794697011
Dimensions8.51 × 8.39 × 5.64 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.51 mm8.39 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794697011
Side View
Table 60.0%Crown 37°Girdle: Slightly ThickPavilion 39.5°Culet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $21,240 USD|Low: $2,349 USD|High: $22,380 USD|Avg: $7,443 USD|+50.5%
Mervis Diamond Importers
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
November 5, 2026
Retailer 3$2,349 USD
Retailer 12$2,523 USD
Retailer 11$2,600 USD
Retailer 13$3,419 USD
Retailer 8$3,662 USD
Retailer 7$3,752 USD
Retailer 9$4,057 USD
Retailer 4$5,090 USD
Retailer 10$6,257 USD
Retailer 14$7,163 USD
Retailer 2$7,269 USD
Retailer 5$8,462 USD
Retailer 6$9,382 USD
Retailer 15$14,430 USD
Mervis Diamond Importers$21,240 USD

42 data points across 15 retailers

17 retailers$2,349 USD to $21,240 USD

A
Cheapest Retailer
-
$2,349 USD
Final sale: no returns
A
Retailer 2
-
$2,523 USD
View
A
Retailer 3
-
$2,600 USD
View
A
Retailer 4
-
$3,419 USD
View
A
Retailer 5
-
$3,662 USD
View
Retailer 6
-
$3,752 USD
View
Price last confirmed 24 days ago
A
Retailer 7
-
$4,057 USD
View
B+
Retailer 8
-
$5,090 USD
View
B+
Retailer 9
-
$6,257 USD
View
B+
Retailer 10
-
$7,163 USD
View
B+
Retailer 11
-
$7,269 USD
View
B+
Retailer 12
-
$7,318 USD
View
B
Retailer 13
-
$8,462 USD
View
B
Retailer 14
-
$9,382 USD
View
B
Retailer 15
-
$14,430 USD
View
B
Retailer 16
-
$14,856 USD
View
Most Expensive
B
Mervis Diamond Importers
1974988972 · Nov 4
$21,240 USD
View
16 more retailers have this diamond
Prices start from $2,349 USDSave up to $18,891 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
3.10ct Cushion
$2,349 USD