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Heart|Lab Grown|IGI

3.51ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • IGI LG678573994

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG678573994

Diamond specifications and retailer prices

From $1,248 CAD
$892 USD
As of October 28, 2026
Save $7,247 CAD (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $8,496 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.51ct lab-grown heart diamond

This 3.51ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678573994 or 678573994. Listed at 5 retailers as of October 28, 2026, with prices from $1,248 to $8,496, a $7,247 spread on the same certified stone. Brilliant Earth lists it at $8,496. 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

3.51
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678573994
Dimensions10.18 × 10.18 × 9.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm10.18 mm3.51 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678573994
Side View
Table 54.0%Crown 37.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.6%

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: Oct 28
Current: $8,496 CAD|Low: $1,022 CAD|High: $8,580 CAD|Avg: $2,603 CAD
Brilliant Earth
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
October 29, 2026
Retailer 9$1,022 CAD
Retailer 10$1,228 CAD
Retailer 13$1,248 CAD
Retailer 5$1,392 CAD
Retailer 2$1,525 CAD
Retailer 11$1,534 CAD
Retailer 4$1,549 CAD
Retailer 7$2,100 CAD
Retailer 14$2,216 CAD
Retailer 8$2,334 CAD
Retailer 3$2,709 CAD
Retailer 6$3,348 CAD
Retailer 12$6,760 CAD
Brilliant Earth$8,496 CAD

17 data points across 14 retailers

5 retailers$1,248 CAD to $8,496 CAD

B+
Cheapest Retailer
-
$1,248 CAD
$892 USD
A
Retailer 2
-
$1,525 CAD
€1,038 EUR
View
A
Retailer 3
-
$2,100 CAD
A$2,308 AUD
View
B+
Retailer 4
-
$2,334 CAD
$1,668 USD
View
Most Expensive
B
Brilliant Earth
20509676A · Oct 28
$8,496 CAD
$6,070 USD
View
4 more retailers have this diamond
Prices start from $1,248 CADSave up to $7,247 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
3.51ct Heart
$1,248 CAD