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Oval|Lab Grown|IGI

10.40ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG549220745

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG549220745

Diamond specifications and retailer prices

From $2,613 CAD
£1,473 GBP
As of October 27, 2026
Save $18,340 CAD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $20,954 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 10.4ct lab-grown oval diamond

This 10.4ct lab-grown oval 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 LG549220745 or 549220745. Listed at 10 retailers as of October 27, 2026, with prices from $2,613 to $20,954, a $18,340 spread on the same certified stone. Brilliant Earth lists it at $20,954. 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

10.40
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549220745
Dimensions17.79 × 12.25 × 7.72 mm
L/W Ratio1.45
Girdle conditionFaceted
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
17.79 mm12.25 mm10.40 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549220745
Side View
Table 61.5%Crown 35.1°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
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: $22,742 CAD|Low: $2,613 CAD|High: $22,742 CAD|Avg: $9,918 CAD
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 30, 2026
Retailer 9$2,613 CAD
Retailer 10$4,116 CAD
Retailer 11$4,174 CAD
Retailer 5$4,273 CAD
Retailer 4$4,917 CAD
Retailer 8$5,472 CAD
Retailer 3$5,640 CAD
Retailer 14$7,335 CAD
Retailer 12$8,156 CAD
Retailer 2$12,777 CAD
Retailer 13$14,063 CAD
Retailer 7$15,687 CAD
Retailer 6$20,714 CAD
Brilliant Earth$22,742 CAD

9 data points across 14 retailers

10 retailers$2,613 CAD to $20,954 CAD

A
Cheapest Retailer
-
$2,613 CAD
£1,473 GBP
B+
Retailer 2
-
$4,116 CAD
£2,320 GBP
View
B+
Retailer 3
-
$4,174 CAD
$2,988 USD
View
B+
Retailer 4
-
$5,472 CAD
$3,917 USD
View
B
Retailer 5
-
$7,335 CAD
$5,251 USD
View
B
Retailer 6
-
$8,156 CAD
$5,839 USD
View
B
Retailer 7
-
$12,777 CAD
$9,147 USD
View
B
Retailer 8
-
$14,063 CAD
$10,067 USD
View
B
Retailer 9
-
$15,687 CAD
$11,230 USD
View
Most Expensive
B
Brilliant Earth
22300764A · Oct 29
$20,954 CAD
$15,000 USD
View
9 more retailers have this diamond
Prices start from $2,613 CADSave up to $18,340 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
10.40ct Oval
$2,613 CAD