Radiant|Lab Grown|IGI

5.06ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816608496

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

Certificate IGI LG816608496

Diamond specifications and retailer prices

From $8,917 USD
As of October 27, 2026
Save $19,023 USD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $27,940 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.06ct lab-grown radiant diamond

This 5.06ct 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 LG816608496 or 816608496. Listed at 12 retailers as of October 27, 2026, with prices from $8,917 to $27,940, a $19,023 spread on the same certified stone. Brilliant Earth lists it at $27,940. 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

5.06
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608496
Dimensions11.95 × 8.57 × 5.60 mm
L/W Ratio1.39
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
11.95 mm8.57 mm5.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608496
Side View
Table 63.0%Crown 44.1°Girdle: STK-THKPavilion 33.3°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A+
Exceptional
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: $27,940 USD|Low: $8,917 USD|High: $60,210 USD|Avg: $19,531 USD|-17.3%
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
October 29, 2026
Retailer 7$8,917 USD
Retailer 4$9,082 USD
Retailer 13$9,274 USD
Retailer 11$10,240 USD
Retailer 12$10,701 USD
Retailer 10$11,323 USD
Retailer 6$11,790 USD
Retailer 8$11,965 USD
Retailer 2$18,440 USD
Retailer 3$20,125 USD
Brilliant Earth$27,940 USD
Retailer 5$29,725 USD
Retailer 9$55,640 USD

33 data points across 13 retailers

12 retailers$8,917 USD to $27,940 USD

A+
Cheapest Retailer
-
$8,917 USD
A
Retailer 2
-
$9,082 USD
View
A
Retailer 3
-
$9,274 USD
View
A
Retailer 4
-
$10,240 USD
View
A
Retailer 5
-
$10,701 USD
View
A
Retailer 6
-
$11,323 USD
View
A
Retailer 7
-
$11,790 USD
View
A
Retailer 8
-
$11,965 USD
View
A
Retailer 9
-
$18,440 USD
£14,520 GBP
View
B+
Retailer 10
-
$20,125 USD
€19,167 EUR
View
Most Expensive
B
Brilliant Earth
21060513Y · Oct 29
$27,940 USD
View
10 more retailers have this diamond
Prices start from $8,917 USDSave up to $19,023 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+
5.06ct Radiant
$8,917 USD