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Cushion|Lab Grown|IGI

3.08ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG784642440

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG784642440

Diamond specifications and retailer prices

From $1,988 USD
As of October 29, 2026
Save $11,062 USD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $13,050 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.08ct lab-grown cushion diamond

This 3.08ct 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 LG784642440 or 784642440. Listed at 10 retailers as of October 29, 2026, with prices from $1,988 to $13,050, a $11,062 spread on the same certified stone. Brilliant Earth lists it at $13,050. 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

3.08
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642440
Dimensions9.91 × 7.56 × 5.17 mm
L/W Ratio1.31
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
9.91 mm7.56 mm3.08 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642440
Side View
Table 57.0%Crown 32.9°Girdle: THK-VTKPavilion 36.2°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $13,050 USD|Low: $1,975 USD|High: $19,490 USD|Avg: $6,124 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8$1,988 USD
Retailer 6$2,000 USD
Retailer 2$2,453 USD
Retailer 7$2,951 USD
Retailer 3$3,404 USD
Retailer 10$3,414 USD
Retailer 9$5,640 USD
Retailer 4$5,815 USD
Retailer 5$10,880 USD
Brilliant Earth$13,050 USD

30 data points across 10 retailers

10 retailers$1,988 USD to $13,050 USD

A+
Cheapest Retailer
-
$1,988 USD
A
Retailer 2
-
$2,000 USD
View
A
Retailer 3
-
$2,453 USD
View
A
Retailer 4
-
$2,951 USD
View
A
Retailer 5
-
$3,404 USD
€3,242 EUR
View
A
Retailer 6
-
$3,414 USD
View
Final sale: no returns
Retailer 7
-
$5,640 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$5,815 USD
£4,579 GBP
View
B
Retailer 9
-
$10,880 USD
View
Most Expensive
B
Brilliant Earth
19065777Y · Oct 29
$13,050 USD
View
9 more retailers have this diamond
Prices start from $1,988 USDSave up to $11,062 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+
3.08ct Cushion
$1,988 USD