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Radiant|Lab Grown|IGI

5.11ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG650411451

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

Certificate IGI LG650411451

Diamond specifications and retailer prices

From $1,614 CAD
$1,155 USD
As of November 2, 2026
Save $3,524 CAD (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,138 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 5.11ct lab-grown radiant diamond

This 5.11ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG650411451 or 650411451. Listed at 6 retailers as of November 1, 2026, with prices from $1,614 to $5,138, a $3,524 spread on the same certified stone. MOH London lists it at $5,138. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.11
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650411451
Dimensions11.64 × 8.71 × 5.66 mm
L/W Ratio1.34
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.64 mm8.71 mm5.11 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650411451
Side View
Table 66.0%Crown 47.1°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,138 CAD|Low: $945 CAD|High: $5,200 CAD|Avg: $2,579 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5$1,286 CAD
Retailer 6$1,323 CAD
Retailer 8$1,553 CAD
Retailer 2$1,614 CAD
Retailer 4$2,204 CAD
Retailer 9$2,325 CAD
Retailer 3$3,151 CAD
Retailer 7$3,336 CAD
MOH London$5,138 CAD

7 data points across 9 retailers

6 retailers$1,614 CAD to $5,138 CAD

Retailer 1
-
$1,135 CAD
$812 USD
Price last confirmed 31 days ago
B+
Retailer 2
-
$1,614 CAD
$1,155 USD
View
B
Retailer 3
-
$2,204 CAD
$1,577 USD
View
B
Retailer 4
-
$3,151 CAD
$2,255 USD
View
Retailer 5
-
$3,854 CAD
$2,758 USD
View
Price last confirmed 32 days ago
Most Expensive
B
MOH London
LG650411451 · Nov 1
$5,138 CAD
£2,895 GBP
View
5 more retailers have this diamond
Prices start from $1,614 CADSave up to $3,524 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.

B+
5.11ct Radiant
$1,614 CAD