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Heart|Lab Grown|IGI

3.42ct H VS1 Heart Lab Grown Diamond

EX • H/VS1 • IGI LG649405720

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG649405720

Diamond specifications and retailer prices

From $1,249 CAD
$894 USD
As of October 30, 2026
Save $2,519 CAD (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,768 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 3.42ct lab-grown heart diamond

This 3.42ct lab-grown heart sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG649405720 or 649405720. Listed at 5 retailers as of October 29, 2026, with prices from $1,249 to $3,768, a $2,519 spread on the same certified stone. MOH London lists it at $3,768. 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

3.42
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649405720
Dimensions9.41 × 10.23 × 6.09 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.41 mm10.23 mm3.42 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649405720
Side View
Table 61.0%Crown 38.2°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,768 CAD|Low: $1,027 CAD|High: $3,793 CAD|Avg: $1,934 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 7$1,027 CAD
Retailer 3$1,249 CAD
Retailer 2$1,273 CAD
Retailer 4$1,306 CAD
Retailer 6$1,845 CAD
Retailer 5$3,083 CAD
MOH London$3,768 CAD

9 data points across 7 retailers

5 retailers$1,249 CAD to $3,768 CAD

A
Cheapest Retailer
-
$1,249 CAD
$894 USD
B+
Retailer 2
-
$1,273 CAD
$911 USD
View
A
Retailer 3
-
$1,306 CAD
$935 USD
View
B
Retailer 4
-
$3,083 CAD
$2,207 USD
View
Most Expensive
B
MOH London
LG649405720 · Oct 29
$3,768 CAD
£2,124 GBP
View
4 more retailers have this diamond
Prices start from $1,249 CADSave up to $2,519 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
3.42ct Heart
$1,249 CAD