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Heart|Lab Grown|IGI

11.89ct H VS1 Heart Lab Grown Diamond

ID • H/VS1 • IGI LG665415929

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665415929

Diamond specifications and retailer prices

From $6,132 CAD
$4,390 USD
As of October 31, 2026
Save $14,742 CAD (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $20,874 CAD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 11.89ct lab-grown heart diamond

This 11.89ct 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 LG665415929 or 665415929. Listed at 10 retailers as of October 31, 2026, with prices from $6,132 to $20,874, a $14,742 spread on the same certified stone. Taylor and Hart lists it at $20,874. 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

11.89
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665415929
Dimensions14.20 × 16.00 × 9.09 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.20 mm16.00 mm11.89 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665415929
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 56.8%

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: $9,157 CAD|Low: $3,939 CAD|High: $20,874 CAD|Avg: $10,580 CAD|-5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 29, 2026
Retailer 3$5,911 CAD
Retailer 7$6,132 CAD
Retailer 11$6,955 CAD
Retailer 6$8,000 CAD
Retailer 1$9,157 CAD
Retailer 8$9,172 CAD
Retailer 2$9,177 CAD
Retailer 10$10,167 CAD
Retailer 5$11,097 CAD
Retailer 4$15,785 CAD
Retailer 9$20,109 CAD
Taylor and Hart$20,874 CAD

17 data points across 12 retailers

10 retailers$6,132 CAD to $20,874 CAD

A
Cheapest Retailer
-
$6,132 CAD
$4,390 USD
A
Retailer 2
-
$6,955 CAD
HK$38,900 HKD
View
B+
Retailer 3
-
$8,000 CAD
$5,727 USD
View
B+
Retailer 4
-
$9,157 CAD
ZAR 105,903 ZAR
View
B+
Retailer 5
-
$9,172 CAD
$6,566 USD
View
B+
Retailer 6
-
$10,167 CAD
$7,278 USD
View
Retailer 7
-
$11,097 CAD
A$12,222 AUD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$15,785 CAD
$11,300 USD
View
B
Retailer 9
-
$20,109 CAD
SGD 19,453 SGD
View
Most Expensive
B
Taylor and Hart
DCS2XKP · Oct 31
$20,874 CAD
$14,943 USD
View
9 more retailers have this diamond
Prices start from $6,132 CADSave up to $14,742 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
11.89ct Heart
$6,132 CAD