Radiant|Lab Grown|IGI

5.03ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG744513735

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

Certificate IGI LG744513735

Diamond specifications and retailer prices

From $8,284 USD
As of October 27, 2026
Save $19,486 USD (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $27,770 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744513735 or 744513735. Listed at 15 retailers as of October 27, 2026, with prices from $8,284 to $27,770, a $19,486 spread on the same certified stone. Brilliant Earth lists it at $27,770. 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

5.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513735
Dimensions11.90 × 8.50 × 5.89 mm
L/W Ratio1.40
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
11.90 mm8.50 mm5.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513735
Side View
Table 60.0%Crown 39°Girdle: Slightly ThickPavilion 35.9°Culet: NoneDepth 69.3%

Caratlytics Score

How it works →
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 27
Current: $27,770 USD|Low: $8,284 USD|High: $60,560 USD|Avg: $18,142 USD|-3.0%
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
October 29, 2026
Retailer 9$8,284 USD
Retailer 11$8,418 USD
Retailer 6$8,591 USD
Retailer 3$8,615 USD
Retailer 14$9,530 USD
Retailer 12$10,689 USD
Retailer 10$11,120 USD
Retailer 8$11,455 USD
Retailer 15$11,929 USD
Retailer 7$11,963 USD
Retailer 5$18,664 USD
Retailer 2$19,033 USD
Retailer 4$26,744 USD
Brilliant Earth$27,770 USD
Retailer 13$51,690 USD

38 data points across 15 retailers

15 retailers$8,284 USD to $27,770 USD

A
Cheapest Retailer
-
$8,284 USD
A
Retailer 2
-
$8,418 USD
View
A
Retailer 3
-
$8,591 USD
View
A
Retailer 4
-
$8,615 USD
View
A
Retailer 5
-
$9,530 USD
View
A
Retailer 6
-
$10,689 USD
View
A
Retailer 7
-
$11,120 USD
View
A
Retailer 8
-
$11,455 USD
View
A
Retailer 9
-
$11,929 USD
View
A
Retailer 10
-
$11,963 USD
View
Final sale: no returns
B+
Retailer 11
-
$18,664 USD
€17,775 EUR
View
B+
Retailer 12
-
$19,033 USD
£14,987 GBP
View
B+
Retailer 13
-
$26,744 USD
View
Most Expensive
B
Brilliant Earth
16973370Y · Oct 29
$27,770 USD
View
13 more retailers have this diamond
Prices start from $8,284 USDSave up to $19,486 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
5.03ct Radiant
$8,284 USD