Radiant|Lab Grown|IGI

5.05ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768629462

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

Certificate IGI LG768629462

Diamond specifications and retailer prices

From $8,296 USD
As of October 28, 2026
Save $28,457 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $36,753 USD at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

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 LG768629462 or 768629462. Listed at 12 retailers as of October 28, 2026, with prices from $8,296 to $36,753, a $28,457 spread on the same certified stone. Taylor and Hart lists it at $36,753. 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 angle38.6°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629462
Dimensions12.23 × 8.72 × 5.74 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
12.23 mm8.72 mm5.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629462
Side View
Table 62.0%Crown 38.6°Girdle: MediumPavilion 33.9°Culet: NoneDepth 65.8%

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 28
Current: $14,316 USD|Low: $8,296 USD|High: $42,074 USD|Avg: $20,406 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
Taylor and Hart
October 29, 2026
Retailer 12$8,296 USD
Retailer 10$9,527 USD
Retailer 4$10,099 USD
Retailer 8$11,565 USD
Retailer 9$11,640 USD
Retailer 1$14,316 USD
Retailer 5$18,999 USD
Retailer 2$19,936 USD
Retailer 7$20,221 USD
Retailer 6$24,349 USD
Retailer 3$27,880 USD
Retailer 11$33,330 USD
Taylor and Hart$36,753 USD

33 data points across 13 retailers

12 retailers$8,296 USD to $36,753 USD

A
Cheapest Retailer
-
$8,296 USD
A
Retailer 2
-
$9,527 USD
View
A
Retailer 3
-
$11,565 USD
View
A
Retailer 4
-
$11,640 USD
View
A
Retailer 5
-
$14,316 USD
£11,272 GBP
View
B+
Retailer 6
-
$18,999 USD
£14,960 GBP
View
B+
Retailer 7
-
$19,936 USD
View
B+
Retailer 8
-
$20,221 USD
€19,258 EUR
View
B+
Retailer 9
-
$24,349 USD
ZAR 393,354 ZAR
View
B+
Retailer 10
-
$27,880 USD
View
B+
Retailer 11
-
$33,330 USD
View
Most Expensive
B
Taylor and Hart
MO0NK3V · Oct 28
$36,753 USD
View
11 more retailers have this diamond
Prices start from $8,296 USDSave up to $28,457 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
$8,296 USD