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Radiant|Lab Grown|IGI

5.05ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG780662836

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

Certificate IGI LG780662836

Diamond specifications and retailer prices

From $10,472 USD
As of October 29, 2026
Save $38,750 USD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $49,222 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.05ct lab-grown radiant diamond

This 5.05ct 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 LG780662836 or 780662836. Listed at 13 retailers as of October 29, 2026, with prices from $10,472 to $49,222, a $38,750 spread on the same certified stone. With Clarity lists it at $49,222. 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

5.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662836
Dimensions12.64 × 8.46 × 5.49 mm
L/W Ratio1.49
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
12.64 mm8.46 mm5.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662836
Side View
Table 64.0%Crown 42.5°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $14,316 USD|Low: $10,099 USD|High: $49,222 USD|Avg: $22,059 USD|-17.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
October 30, 2026
Retailer 5$10,099 USD
Retailer 10$10,472 USD
Retailer 12$11,138 USD
Retailer 13$11,704 USD
Retailer 9$12,020 USD
Retailer 1$14,316 USD
Retailer 7$18,999 USD
Retailer 8$20,221 USD
Retailer 2$22,006 USD
Retailer 6$24,445 USD
Retailer 4$27,880 USD
Retailer 11$33,330 USD
Retailer 3$36,753 USD
With Clarity$49,222 USD

33 data points across 14 retailers

13 retailers$10,472 USD to $49,222 USD

A
Cheapest Retailer
-
$10,472 USD
A
Retailer 2
-
$11,138 USD
View
A
Retailer 3
-
$11,704 USD
View
A
Retailer 4
-
$12,020 USD
View
A
Retailer 5
-
$14,316 USD
£11,272 GBP
View
A
Retailer 6
-
$18,999 USD
£14,960 GBP
View
Retailer 7
-
$20,221 USD
€19,258 EUR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$22,006 USD
View
B+
Retailer 9
-
$24,445 USD
ZAR 394,904 ZAR
View
B+
Retailer 10
-
$27,880 USD
View
B
Retailer 11
-
$33,330 USD
View
B
Retailer 12
-
$36,753 USD
View
Most Expensive
B
With Clarity
780662836 · Oct 30
$49,222 USD
View
12 more retailers have this diamond
Prices start from $10,472 USDSave up to $38,750 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
5.05ct Radiant
$10,472 USD