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Heart|Lab Grown|IGI

10.40ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG837605707

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837605707

Diamond specifications and retailer prices

From $2,742 CAD
$1,962 USD
As of November 1, 2026
Save $9,863 CAD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $12,605 CAD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 10.4ct lab-grown heart diamond

This 10.4ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837605707 or 837605707. Listed at 3 retailers as of November 1, 2026, with prices from $2,742 to $12,605, a $9,863 spread on the same certified stone. Brilliant Earth lists it at $12,605. 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

10.40
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837605707
Dimensions15.36 × 13.70 × 8.63 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.36 mm13.70 mm10.40 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837605707
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 56.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $12,605 CAD|Low: $2,718 CAD|High: $12,996 CAD|Avg: $7,821 CAD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$2,742 CAD
Retailer 2$4,062 CAD
Brilliant Earth$12,605 CAD

36 data points across 3 retailers

3 retailers$2,742 CAD to $12,605 CAD

A
Cheapest Retailer
-
$2,742 CAD
$1,962 USD
Final sale: no returns
A
Retailer 2
-
$4,062 CAD
£2,289 GBP
View
Most Expensive
B
Brilliant Earth
21352505A · Nov 2
$12,605 CAD
$9,020 USD
View
2 more retailers have this diamond
Prices start from $2,742 CADSave up to $9,863 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 Heart
$2,742 CAD