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Round|Lab Grown|IGI

2.51ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG807625504

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807625504

Diamond specifications and retailer prices

From $1,501 USD
As of October 29, 2026
Save $8,609 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $10,110 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807625504 or 807625504. Listed at 22 retailers as of October 29, 2026, with prices from $1,501 to $10,110, a $8,609 spread on the same certified stone. Brilliant Earth lists it at $10,110. 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

2.51
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807625504
Dimensions8.73 × 8.81 × 5.31 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
8.73 mm8.81 mm2.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807625504
Side View
Table 59.0%Crown 33.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.6%

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 29
Current: $10,110 USD|Low: $1,441 USD|High: $10,110 USD|Avg: $3,225 USD
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
Retailer 16
Retailer 17
October 30, 2026
Retailer 15$1,501 USD
Retailer 14$1,633 USD
Retailer 8$1,680 USD
Retailer 9$1,741 USD
Retailer 6$1,931 USD
Retailer 17$2,105 USD
Retailer 13$2,293 USD
Retailer 2$2,450 USD
Retailer 3$2,490 USD
Retailer 7$2,808 USD
Retailer 12$2,991 USD
Retailer 16$3,264 USD
Retailer 4$4,471 USD
Retailer 10$4,493 USD
Retailer 11$5,000 USD
Retailer 5$5,822 USD
Brilliant Earth$10,110 USD

44 data points across 17 retailers

22 retailers$1,501 USD to $10,110 USD

A
Cheapest Retailer
-
$1,501 USD
A
Retailer 2
-
$1,633 USD
View
A
Retailer 3
-
$1,680 USD
View
Final sale: no returns
Retailer 4
-
$1,717 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$1,741 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$1,931 USD
View
A
Retailer 7
-
$2,104 USD
View
B+
Retailer 8
-
$2,105 USD
View
B+
Retailer 9
-
$2,293 USD
A$3,528 AUD
View
B+
Retailer 10
-
$2,450 USD
£1,929 GBP
View
B+
Retailer 11
-
$2,490 USD
View
B+
Retailer 12
-
$2,808 USD
View
B+
Retailer 13
-
$2,991 USD
€2,849 EUR
View
B+
Retailer 14
-
$3,264 USD
View
B+
Retailer 15
-
$4,471 USD
View
B+
Retailer 16
-
$4,493 USD
ZAR 72,578 ZAR
View
B
Retailer 17
-
$4,693 USD
View
B+
Retailer 18
-
$5,000 USD
£3,937 GBP
View
B
Retailer 19
-
$5,345 USD
View
B
Retailer 20
-
$5,822 USD
SGD 7,867 SGD
View
B
Retailer 21
-
$6,123 USD
View
Most Expensive
B
Brilliant Earth
20674691A · Oct 29
$10,110 USD
View
21 more retailers have this diamond
Prices start from $1,501 USDSave up to $8,609 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
2.51ct Round
$1,501 USD