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Heart|Lab Grown|IGI

12.33ct H VS1 Heart Lab Grown Diamond

EX • H/VS1 • IGI LG602390181

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG602390181

Diamond specifications and retailer prices

From $7,172 CAD
$5,134 USD
As of October 31, 2026
Save $19,383 CAD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $26,555 CAD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.33ct lab-grown heart diamond

This 12.33ct lab-grown heart sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG602390181 or 602390181. Listed at 16 retailers as of October 31, 2026, with prices from $7,172 to $26,555, a $19,383 spread on the same certified stone. Taylor and Hart lists it at $26,555. 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

12.33
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602390181
Dimensions14.00 × 15.89 × 9.24 mm
L/W Ratio1.14
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
14.00 mm15.89 mm12.33 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602390181
Side View
Table 63.0%Crown 37.6°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 58.1%

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 31
Current: $11,498 CAD|Low: $6,148 CAD|High: $26,555 CAD|Avg: $11,296 CAD|+1.9%
Retailer 1
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
Retailer 15
Taylor and Hart
October 29, 2026
Retailer 12$6,403 CAD
Retailer 2$6,711 CAD
Retailer 4$7,172 CAD
Retailer 10$7,383 CAD
Retailer 13$7,429 CAD
Retailer 3$7,543 CAD
Retailer 11$8,810 CAD
Retailer 15$9,282 CAD
Retailer 7$9,401 CAD
Retailer 8$11,252 CAD
Retailer 14$11,488 CAD
Retailer 1$11,498 CAD
Retailer 6$11,895 CAD
Retailer 9$14,084 CAD
Retailer 5$20,645 CAD
Taylor and Hart$26,555 CAD

21 data points across 16 retailers

16 retailers$7,172 CAD to $26,555 CAD

Retailer 1
-
$6,403 CAD
$4,584 USD
Price last confirmed 10 days ago
Retailer 2
-
$6,711 CAD
$4,804 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$7,172 CAD
$5,134 USD
View
Final sale: no returns
A
Retailer 4
-
$7,383 CAD
$5,285 USD
View
Retailer 5
-
$7,429 CAD
$5,318 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$7,429 CAD
$5,318 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$7,543 CAD
$5,400 USD
View
B+
Retailer 8
-
$8,810 CAD
$6,307 USD
View
Retailer 9
-
$9,282 CAD
$6,645 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$10,045 CAD
$7,191 USD
View
Price last confirmed 17 days ago
B+
Retailer 11
-
$11,252 CAD
$8,055 USD
View
Retailer 12
-
$11,488 CAD
$8,224 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$11,498 CAD
ZAR 132,971 ZAR
View
Retailer 14
-
$14,084 CAD
A$15,511 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$20,645 CAD
$14,779 USD
View
Most Expensive
B
Taylor and Hart
6ZMYRM5 · Oct 31
$26,555 CAD
$19,010 USD
View
15 more retailers have this diamond
Prices start from $7,172 CADSave up to $19,383 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
12.33ct Heart
$7,172 CAD