Round|Lab Grown|IGI

2.97ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG830623280

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830623280

Diamond specifications and retailer prices

From $1,571 USD
As of October 31, 2026
Save $10,769 USD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $12,340 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.97ct lab-grown round diamond

This 2.97ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830623280 or 830623280. Listed at 14 retailers as of October 30, 2026, with prices from $1,571 to $12,340, a $10,769 spread on the same certified stone. Brilliant Earth lists it at $12,340. 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

2.97
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830623280
Dimensions9.28 × 9.21 × 5.65 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
9.28 mm9.21 mm2.97 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830623280
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.0%

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 31
Current: $12,340 USD|Low: $1,571 USD|High: $15,540 USD|Avg: $4,117 USD|-20.6%
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 3$1,571 USD
Retailer 9$1,846 USD
Retailer 2$2,270 USD
Retailer 6$2,448 USD
Retailer 7$2,450 USD
Retailer 11$2,604 USD
Retailer 8$2,665 USD
Retailer 13$2,828 USD
Retailer 10$4,201 USD
Retailer 14$4,212 USD
Retailer 4$4,222 USD
Retailer 12$5,035 USD
Retailer 5$5,727 USD
Brilliant Earth$12,340 USD

6 data points across 14 retailers

14 retailers$1,571 USD to $12,340 USD

A
Cheapest Retailer
-
$1,571 USD
Final sale: no returns
A
Retailer 2
-
$1,846 USD
£1,454 GBP
View
A
Retailer 3
-
$2,270 USD
£1,787 GBP
View
A
Retailer 4
-
$2,448 USD
View
B+
Retailer 5
-
$2,450 USD
View
B+
Retailer 6
-
$2,604 USD
€2,480 EUR
View
B+
Retailer 7
-
$2,665 USD
View
B+
Retailer 8
-
$2,828 USD
View
B+
Retailer 9
-
$4,201 USD
ZAR 67,869 ZAR
View
B+
Retailer 10
-
$4,212 USD
View
B+
Retailer 11
-
$4,222 USD
View
B+
Retailer 12
-
$5,035 USD
View
B
Retailer 13
-
$5,727 USD
View
Most Expensive
B
Brilliant Earth
22318698A · Oct 30
$12,340 USD
View
13 more retailers have this diamond
Prices start from $1,571 USDSave up to $10,769 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
2.97ct Round
$1,571 USD