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Heart|Lab Grown|IGI

18.12ct F VS2 Heart Lab Grown Diamond

ID • F/VS2 • IGI LG776651106

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG776651106

Diamond specifications and retailer prices

From $10,131 CAD
$7,250 USD
As of November 2, 2026
Save $31,008 CAD (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $41,139 CAD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 18.12ct lab-grown heart diamond

This 18.12ct lab-grown heart 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 LG776651106 or 776651106. Listed at 12 retailers as of November 2, 2026, with prices from $10,131 to $41,139, a $31,008 spread on the same certified stone. Brilliant Earth lists it at $41,139. 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

18.12
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776651106
Dimensions17.42 × 16.16 × 9.52 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.42 mm16.16 mm18.12 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776651106
Side View
Table 58.0%Crown 35°Girdle: STK-THKPavilion 31.3°Culet: NoneDepth 54.6%

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: Nov 2
Current: $41,139 CAD|Low: $10,131 CAD|High: $42,411 CAD|Avg: $25,271 CAD|-3.0%
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 2, 2026
Retailer 7$10,131 CAD
Retailer 8$12,044 CAD
Retailer 6$12,600 CAD
Retailer 11$15,065 CAD
Retailer 9$15,629 CAD
Retailer 5$20,942 CAD
Retailer 2$26,082 CAD
Retailer 10$28,879 CAD
Retailer 4$35,124 CAD
Retailer 3$38,994 CAD
Brilliant Earth$41,139 CAD
Retailer 12$41,555 CAD

37 data points across 12 retailers

12 retailers$10,131 CAD to $41,139 CAD

A
Cheapest Retailer
-
$10,131 CAD
$7,250 USD
A
Retailer 2
-
$12,044 CAD
$8,619 USD
View
A
Retailer 3
-
$12,600 CAD
£7,100 GBP
View
B+
Retailer 4
-
$15,065 CAD
$10,781 USD
View
Final sale: no returns
B+
Retailer 5
-
$15,629 CAD
$11,184 USD
View
B+
Retailer 6
-
$20,942 CAD
A$23,056 AUD
View
B
Retailer 7
-
$24,455 CAD
€16,667 EUR
View
B
Retailer 8
-
$26,082 CAD
€17,776 EUR
View
B
Retailer 9
-
$28,879 CAD
$20,666 USD
View
B
Retailer 10
-
$35,124 CAD
$25,136 USD
View
B
Retailer 11
-
$38,994 CAD
$27,905 USD
View
Most Expensive
B
Brilliant Earth
20464725A · Nov 2
$41,139 CAD
$29,440 USD
View
11 more retailers have this diamond
Prices start from $10,131 CADSave up to $31,008 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
18.12ct Heart
$10,131 CAD