Radiant|Lab Grown|IGI

5.10ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG811634672

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

Certificate IGI LG811634672

Diamond specifications and retailer prices

From $8,986 USD
As of October 30, 2026
Save $9,597 USD (52%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $20,284 USD at Yorxs · As of October 23, 2026
View at Yorxs

About this 5.1ct lab-grown radiant diamond

This 5.1ct 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 LG811634672 or 811634672. Listed at 13 retailers as of October 29, 2026, with a 107% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.10
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634672
Dimensions11.83 × 8.48 × 5.87 mm
L/W Ratio1.40
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
11.83 mm8.48 mm5.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634672
Side View
Table 59.0%Crown 41.7°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 69.2%

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 30
Current: $17,180 USD|Low: $8,986 USD|High: $60,670 USD|Avg: $17,426 USD|-40.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Yorxs
October 30, 2026
Retailer 7$8,986 USD
Retailer 9$9,042 USD
Retailer 4$9,153 USD
Retailer 3$9,346 USD
Retailer 12$10,320 USD
Retailer 2$10,783 USD
Retailer 10$11,411 USD
Retailer 8$12,057 USD
Retailer 6$12,105 USD
Retailer 1$17,180 USD
Retailer 5$18,583 USD
Yorxs$20,284 USD
Retailer 11$56,070 USD

37 data points across 13 retailers

13 retailers$8,986 USD to $18,583 USD

A
Cheapest Retailer
-
$8,986 USD
A
Retailer 2
-
$9,042 USD
View
A
Retailer 3
-
$9,153 USD
View
A
Retailer 4
-
$9,346 USD
View
A
Retailer 5
-
$10,320 USD
View
A
Retailer 6
-
$10,783 USD
View
A
Retailer 7
-
$11,411 USD
View
A
Retailer 8
-
$12,057 USD
View
A
Retailer 9
-
$12,105 USD
View
A
Retailer 10
-
$17,180 USD
View
B+
Retailer 11
-
$18,583 USD
£14,632 GBP
View
Most Expensive
Yorxs
571891415 · Oct 23
$20,284 USD
€19,318 EUR
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from $8,986 USDSave up to $9,597 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
5.10ct Radiant
$8,986 USD