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Radiant|Lab Grown|IGI

5.13ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816608497

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

Certificate IGI LG816608497

Diamond specifications and retailer prices

From $12,650 CAD
$9,038 USD
As of October 27, 2026
Save $26,987 CAD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $39,637 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.13ct lab-grown radiant diamond

This 5.13ct 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 LG816608497 or 816608497. Listed at 12 retailers as of October 27, 2026, with prices from $12,650 to $39,637, a $26,987 spread on the same certified stone. Brilliant Earth lists it at $39,637. 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

5.13
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608497
Dimensions12.20 × 8.59 × 5.54 mm
L/W Ratio1.42
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
12.20 mm8.59 mm5.13 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608497
Side View
Table 66.0%Crown 40.2°Girdle: THK-VTKPavilion 34.1°Culet: NoneDepth 64.5%

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: $39,637 CAD|Low: $12,650 CAD|High: $85,404 CAD|Avg: $28,621 CAD|-17.3%
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$12,650 CAD
Retailer 4$12,886 CAD
Retailer 13$13,155 CAD
Retailer 11$14,528 CAD
Retailer 12$15,179 CAD
Retailer 10$16,063 CAD
Retailer 8$16,970 CAD
Retailer 6$17,012 CAD
Retailer 2$26,158 CAD
Retailer 3$28,558 CAD
Brilliant Earth$39,637 CAD
Retailer 5$42,178 CAD
Retailer 9$78,937 CAD

32 data points across 13 retailers

12 retailers$12,650 CAD to $39,637 CAD

A+
Cheapest Retailer
-
$12,650 CAD
$9,038 USD
A
Retailer 2
-
$12,886 CAD
$9,207 USD
View
A
Retailer 3
-
$13,155 CAD
$9,399 USD
View
A
Retailer 4
-
$14,528 CAD
$10,380 USD
View
A
Retailer 5
-
$15,179 CAD
$10,845 USD
View
A
Retailer 6
-
$16,063 CAD
$11,477 USD
View
A
Retailer 7
-
$16,970 CAD
$12,125 USD
View
A
Retailer 8
-
$17,012 CAD
$12,155 USD
View
A
Retailer 9
-
$26,158 CAD
£14,716 GBP
View
B+
Retailer 10
-
$28,558 CAD
€19,433 EUR
View
Most Expensive
B
Brilliant Earth
21060011Y · Oct 29
$39,637 CAD
$28,320 USD
View
10 more retailers have this diamond
Prices start from $12,650 CADSave up to $26,987 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+
5.13ct Radiant
$12,650 CAD