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 $12,577 CAD
$8,986 USD
As of October 27, 2026
Save $26,836 CAD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $39,413 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 27, 2026, with prices from $12,577 to $39,413, a $26,836 spread on the same certified stone. Brilliant Earth lists it at $39,413. 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

How it works →
A+
Exceptional
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 27
Current: $39,413 CAD|Low: $12,577 CAD|High: $84,914 CAD|Avg: $24,457 CAD|-3.0%
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$12,577 CAD
Retailer 9$12,655 CAD
Retailer 5$12,811 CAD
Retailer 3$13,081 CAD
Retailer 12$14,444 CAD
Retailer 13$15,092 CAD
Retailer 10$15,971 CAD
Retailer 8$16,875 CAD
Retailer 6$16,942 CAD
Retailer 2$26,008 CAD
Retailer 4$28,389 CAD
Brilliant Earth$39,413 CAD
Retailer 11$78,476 CAD

36 data points across 13 retailers

13 retailers$12,577 CAD to $39,413 CAD

A+
Cheapest Retailer
-
$12,577 CAD
$8,986 USD
A
Retailer 2
-
$12,655 CAD
$9,042 USD
View
A
Retailer 3
-
$12,811 CAD
$9,153 USD
View
A
Retailer 4
-
$13,081 CAD
$9,346 USD
View
A
Retailer 5
-
$14,444 CAD
$10,320 USD
View
A
Retailer 6
-
$15,092 CAD
$10,783 USD
View
A
Retailer 7
-
$15,971 CAD
$11,411 USD
View
A
Retailer 8
-
$16,875 CAD
$12,057 USD
View
A
Retailer 9
-
$16,942 CAD
$12,105 USD
View
A
Retailer 10
-
$26,008 CAD
£14,632 GBP
View
B+
Retailer 11
-
$28,389 CAD
€19,318 EUR
View
Most Expensive
B
Brilliant Earth
20786123Y · Oct 29
$39,413 CAD
$28,160 USD
View
11 more retailers have this diamond
Prices start from $12,577 CADSave up to $26,836 CAD

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
$12,577 CAD