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Radiant|Lab Grown|IGI

10.55ct H VS1 Radiant Lab Grown Diamond

VG • H/VS1 • IGI LG586365187

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

Certificate IGI LG586365187

Diamond specifications and retailer prices

From $2,403 CAD
$1,720 USD
As of October 31, 2026
Save $9,136 CAD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,538 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.55ct lab-grown radiant diamond

This 10.55ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG586365187 or 586365187. Listed at 13 retailers as of October 31, 2026, with prices from $2,403 to $11,538, a $9,136 spread on the same certified stone. Brilliant Earth lists it at $11,538. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

10.55
Carat
H
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586365187
Dimensions15.22 × 10.84 × 7.43 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.22 mm10.84 mm10.55 ctH / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586365187
Side View
Table 66.0%Crown 43.9°Girdle: MED-STKPavilion 36°Culet: NoneDepth 68.5%

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 31
Current: $11,538 CAD|Low: $1,401 CAD|High: $11,622 CAD|Avg: $4,784 CAD|-0.7%
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
Retailer 14
October 31, 2026
Retailer 4$2,084 CAD
Retailer 8$2,403 CAD
Retailer 6$2,478 CAD
Retailer 12$3,001 CAD
Retailer 9$3,345 CAD
Retailer 3$3,417 CAD
Retailer 7$3,564 CAD
Retailer 2$4,004 CAD
Retailer 10$4,029 CAD
Retailer 13$5,216 CAD
Retailer 5$7,241 CAD
Retailer 11$7,286 CAD
Retailer 14$7,593 CAD
Brilliant Earth$11,538 CAD

32 data points across 14 retailers

13 retailers$2,403 CAD to $11,538 CAD

A
Cheapest Retailer
-
$2,403 CAD
$1,720 USD
Retailer 2
-
$2,478 CAD
$1,774 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$3,001 CAD
$2,148 USD
View
B+
Retailer 4
-
$3,345 CAD
ZAR 38,690 ZAR
View
B+
Retailer 5
-
$3,417 CAD
$2,446 USD
View
B+
Retailer 6
-
$3,564 CAD
€2,430 EUR
View
B+
Retailer 7
-
$4,004 CAD
A$4,410 AUD
View
B+
Retailer 8
-
$4,029 CAD
$2,884 USD
View
B+
Retailer 9
-
$5,216 CAD
£2,940 GBP
View
Retailer 10
-
$7,241 CAD
$5,183 USD
View
Price last confirmed 21 days ago
B
Retailer 11
-
$7,286 CAD
$5,216 USD
View
B
Retailer 12
-
$7,593 CAD
$5,435 USD
View
Most Expensive
B
Brilliant Earth
7631613A · Oct 31
$11,538 CAD
$8,260 USD
View
12 more retailers have this diamond
Prices start from $2,403 CADSave up to $9,136 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
10.55ct Radiant
$2,403 CAD