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Marquise|Lab Grown|IGI

10.21ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG782685071

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG782685071

Diamond specifications and retailer prices

From $2,564 CAD
$1,835 USD
As of November 2, 2026
Save $18,285 CAD (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $20,849 CAD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 10.21ct lab-grown marquise diamond

This 10.21ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782685071 or 782685071. Listed at 11 retailers as of November 2, 2026, with prices from $2,564 to $20,849, a $18,285 spread on the same certified stone. Brilliant Earth lists it at $20,849. 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

10.21
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782685071
Dimensions22.78 × 11.30 × 7.01 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
22.78 mm11.30 mm10.21 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782685071
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.0%

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: Nov 2
Current: $20,849 CAD|Low: $2,466 CAD|High: $21,771 CAD|Avg: $6,729 CAD|+47.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 11$2,564 CAD
Retailer 2$3,271 CAD
Retailer 5$3,339 CAD
Retailer 8$3,922 CAD
Retailer 7$4,223 CAD
Retailer 4$4,331 CAD
Retailer 3$6,466 CAD
Retailer 12$6,817 CAD
Retailer 10$7,021 CAD
Retailer 6$10,051 CAD
Retailer 9$13,806 CAD
Brilliant Earth$20,849 CAD

25 data points across 12 retailers

11 retailers$2,564 CAD to $20,849 CAD

A
Cheapest Retailer
-
$2,564 CAD
$1,835 USD
B+
Retailer 2
-
$3,271 CAD
$2,341 USD
View
A
Retailer 3
-
$3,339 CAD
$2,389 USD
View
A
Retailer 4
-
$3,922 CAD
€2,673 EUR
View
A
Retailer 5
-
$4,223 CAD
$3,022 USD
View
Retailer 6
-
$6,466 CAD
$4,627 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$6,817 CAD
$4,878 USD
View
B+
Retailer 8
-
$7,021 CAD
$5,024 USD
View
B
Retailer 9
-
$10,051 CAD
A$11,066 AUD
View
B
Retailer 10
-
$13,806 CAD
$9,880 USD
View
Most Expensive
B
Brilliant Earth
19671432A · Nov 2
$20,849 CAD
$14,920 USD
View
10 more retailers have this diamond
Prices start from $2,564 CADSave up to $18,285 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
10.21ct Marquise
$2,564 CAD