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Radiant|Lab Grown|IGI

5.06ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG780662901

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

Certificate IGI LG780662901

Diamond specifications and retailer prices

From $10,492 USD
As of October 29, 2026
Save $26,304 USD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $36,796 USD at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

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 LG780662901 or 780662901. Listed at 13 retailers as of October 28, 2026, with prices from $10,492 to $36,796, a $26,304 spread on the same certified stone. Taylor and Hart lists it at $36,796. 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 angle42.1°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662901
Dimensions12.16 × 8.62 × 5.64 mm
L/W Ratio1.41
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
12.16 mm8.62 mm5.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662901
Side View
Table 63.0%Crown 42.1°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 65.4%

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: $14,344 USD|Low: $10,119 USD|High: $65,760 USD|Avg: $22,809 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
Taylor and Hart
October 29, 2026
Retailer 5$10,119 USD
Retailer 10$10,492 USD
Retailer 12$11,176 USD
Retailer 13$11,727 USD
Retailer 9$12,035 USD
Retailer 1$14,344 USD
Retailer 6$19,036 USD
Retailer 8$20,261 USD
Retailer 3$22,049 USD
Retailer 7$24,396 USD
Retailer 4$27,940 USD
Retailer 11$33,396 USD
Taylor and Hart$36,796 USD
Retailer 2$65,760 USD

32 data points across 14 retailers

13 retailers$10,492 USD to $36,796 USD

A
Cheapest Retailer
-
$10,492 USD
A
Retailer 2
-
$11,176 USD
View
A
Retailer 3
-
$11,727 USD
View
A
Retailer 4
-
$12,035 USD
View
A
Retailer 5
-
$14,344 USD
£11,294 GBP
View
B+
Retailer 6
-
$19,036 USD
£14,989 GBP
View
B+
Retailer 7
-
$20,261 USD
€19,296 EUR
View
B+
Retailer 8
-
$22,049 USD
View
B+
Retailer 9
-
$24,396 USD
ZAR 394,117 ZAR
View
B+
Retailer 10
-
$27,940 USD
View
B
Retailer 11
-
$33,396 USD
View
Most Expensive
B
Taylor and Hart
QNEODDA · Oct 28
$36,796 USD
View
11 more retailers have this diamond
Prices start from $10,492 USDSave up to $26,304 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
$10,492 USD