Radiant|Lab Grown|IGI

2.43ct F FL Radiant Lab Grown Diamond

ID • F/FL • IGI LG825665163

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG825665163

Diamond specifications and retailer prices

From $793 USD
As of October 31, 2026
Save $4,187 USD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,510 USD at Rare Carat · As of October 11, 2026
View at Rare Carat

About this 2.43ct lab-grown radiant diamond

This 2.43ct lab-grown radiant sits in the two to three carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825665163 or 825665163. Listed at 22 retailers as of October 31, 2026, with a 528% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.43
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825665163
Dimensions9.07 × 6.67 × 4.61 mm
L/W Ratio1.36
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
9.07 mm6.67 mm2.43 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825665163
Side View
Table 65.0%Crown 45.8°Girdle: MediumPavilion 36.3°Culet: NoneDepth 69.1%

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: $5,450 USD|Low: $793 USD|High: $7,110 USD|Avg: $2,505 USD|-1.5%
Rare Carat
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
Retailer 18
November 1, 2026
Retailer 6$793 USD
Retailer 17$935 USD
Retailer 5$1,037 USD
Retailer 2$1,209 USD
Retailer 18$1,235 USD
Retailer 11$1,348 USD
Retailer 10$1,481 USD
Retailer 15$1,933 USD
Retailer 13$1,952 USD
Retailer 7$2,347 USD
Retailer 4$2,481 USD
Retailer 16$2,486 USD
Retailer 8$2,611 USD
Retailer 9$2,862 USD
Retailer 3$3,032 USD
Retailer 14$3,192 USD
Retailer 12$4,980 USD
Rare Carat$5,450 USD

37 data points across 18 retailers

22 retailers$793 USD to $4,980 USD

A
Cheapest Retailer
-
$793 USD
Final sale: no returns
A
Retailer 2
-
$935 USD
View
A
Retailer 3
-
$1,037 USD
View
A
Retailer 4
-
$1,209 USD
£952 GBP
View
Retailer 5
-
$1,225 USD
View
Price last confirmed 29 days ago
A
Retailer 6
-
$1,235 USD
View
A
Retailer 7
-
$1,348 USD
€1,284 EUR
View
Retailer 8
-
$1,389 USD
View
Price last confirmed 34 days ago
Retailer 9
-
$1,481 USD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
$1,933 USD
View
B+
Retailer 11
-
$1,952 USD
ZAR 31,533 ZAR
View
B+
Retailer 12
-
$2,347 USD
£1,848 GBP
View
B+
Retailer 13
-
$2,481 USD
View
B+
Retailer 14
-
$2,486 USD
View
B+
Retailer 15
-
$2,611 USD
View
Retailer 16
-
$2,775 USD
View
Price last confirmed 31 days ago
B+
Retailer 17
-
$2,862 USD
SGD 3,867 SGD
View
B
Retailer 18
-
$3,032 USD
View
B+
Retailer 19
-
$3,192 USD
£2,513 GBP
View
B
Retailer 20
-
$4,980 USD
View
Retailer 21
-
$5,450 USD
View
Price last confirmed 13 days ago
Most Expensive
Rare Carat
JH1636651JJ825 · Oct 11
$5,510 USD
View
Price last confirmed 21 days ago
21 more retailers have this diamond
Prices start from $793 USDSave up to $4,187 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
2.43ct Radiant
$793 USD