Radiant|Lab Grown|IGI

5.02ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784642678

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

Certificate IGI LG784642678

Diamond specifications and retailer prices

From $8,905 USD
As of October 29, 2026
Save $18,815 USD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $27,720 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.02ct lab-grown radiant diamond

This 5.02ct 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 LG784642678 or 784642678. Listed at 14 retailers as of October 29, 2026, with prices from $8,905 to $27,720, a $18,815 spread on the same certified stone. Brilliant Earth lists it at $27,720. 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

5.02
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642678
Dimensions12.38 × 8.55 × 5.57 mm
L/W Ratio1.45
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
12.38 mm8.55 mm5.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642678
Side View
Table 61.0%Crown 39.4°Girdle: Slightly ThickPavilion 33.3°Culet: NoneDepth 65.1%

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 29
Current: $27,720 USD|Low: $8,905 USD|High: $59,740 USD|Avg: $18,111 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$8,905 USD
Retailer 3$9,188 USD
Retailer 14$9,202 USD
Retailer 4$9,332 USD
Retailer 12$10,165 USD
Retailer 13$10,618 USD
Retailer 11$11,236 USD
Retailer 8$11,872 USD
Retailer 5$11,940 USD
Retailer 7$17,889 USD
Retailer 2$18,298 USD
Retailer 15$19,967 USD
Brilliant Earth$27,720 USD
Retailer 6$29,490 USD
Retailer 10$55,210 USD

35 data points across 15 retailers

14 retailers$8,905 USD to $27,720 USD

A
Cheapest Retailer
-
$8,905 USD
A
Retailer 2
-
$9,188 USD
View
A
Retailer 3
-
$9,202 USD
View
A
Retailer 4
-
$9,332 USD
View
A
Retailer 5
-
$10,165 USD
View
A
Retailer 6
-
$10,618 USD
View
A
Retailer 7
-
$11,236 USD
View
A
Retailer 8
-
$11,872 USD
View
A
Retailer 9
-
$11,940 USD
View
Final sale: no returns
Retailer 10
-
$17,889 USD
View
Price last confirmed 81 days ago
A
Retailer 11
-
$18,298 USD
£14,408 GBP
View
B+
Retailer 12
-
$19,967 USD
€19,016 EUR
View
Most Expensive
B
Brilliant Earth
21013985Y · Oct 29
$27,720 USD
View
12 more retailers have this diamond
Prices start from $8,905 USDSave up to $18,815 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
5.02ct Radiant
$8,905 USD