Radiant|Lab Grown|IGI

1.24ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG831687330

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

Certificate IGI LG831687330

Diamond specifications and retailer prices

From $316 USD
As of November 1, 2026
Save $1,794 USD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,110 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.24ct lab-grown radiant diamond

This 1.24ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831687330 or 831687330. Listed at 16 retailers as of October 31, 2026, with prices from $316 to $2,110, a $1,794 spread on the same certified stone. Brilliant Earth lists it at $2,110. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.9°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831687330
Dimensions7.29 × 5.31 × 3.67 mm
L/W Ratio1.37
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
7.29 mm5.31 mm1.24 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831687330
Side View
Table 62.0%Crown 47.9°Girdle: MediumPavilion 35.3°Culet: NoneDepth 69.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,110 USD|Low: $316 USD|High: $2,110 USD|Avg: $817 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
November 1, 2026
Retailer 5$316 USD
Retailer 4$333 USD
Retailer 9$342 USD
Retailer 3$490 USD
Retailer 15$553 USD
Retailer 12$572 USD
Retailer 11$623 USD
Retailer 10$638 USD
Retailer 13$808 USD
Retailer 14$1,022 USD
Retailer 6$1,069 USD
Retailer 16$1,120 USD
Retailer 7$1,227 USD
Retailer 2$1,334 USD
Retailer 8$1,373 USD
Brilliant Earth$2,110 USD

8 data points across 16 retailers

16 retailers$316 USD to $2,110 USD

A
Cheapest Retailer
-
$316 USD
Final sale: no returns
A
Retailer 2
-
$333 USD
View
A
Retailer 3
-
$342 USD
£270 GBP
View
A
Retailer 4
-
$490 USD
View
A
Retailer 5
-
$553 USD
View
A
Retailer 6
-
$572 USD
ZAR 9,233 ZAR
View
A
Retailer 7
-
$623 USD
€593 EUR
View
A
Retailer 8
-
$638 USD
£502 GBP
View
B+
Retailer 9
-
$808 USD
View
B+
Retailer 10
-
$1,022 USD
View
B+
Retailer 11
-
$1,069 USD
View
B+
Retailer 12
-
$1,120 USD
View
B+
Retailer 13
-
$1,227 USD
SGD 1,658 SGD
View
B
Retailer 14
-
$1,334 USD
£1,050 GBP
View
B
Retailer 15
-
$1,373 USD
View
Most Expensive
B
Brilliant Earth
22262599A · Oct 31
$2,110 USD
View
15 more retailers have this diamond
Prices start from $316 USDSave up to $1,794 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
1.24ct Radiant
$316 USD