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Heart|Lab Grown|IGI

1.51ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG817689369

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG817689369

Diamond specifications and retailer prices

From $534 CAD
$382 USD
As of October 30, 2026
Save $1,128 CAD (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,662 CAD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817689369 or 817689369. Listed at 11 retailers as of October 30, 2026, with prices from $534 to $1,662, a $1,128 spread on the same certified stone. Diamond Exchange Canada lists it at $1,662. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817689369
Dimensions8.03 × 7.51 × 4.47 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.03 mm7.51 mm1.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817689369
Side View
Table 58.0%Crown 32.4°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 55.7%

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 30
Current: $740 CAD|Low: $534 CAD|High: $1,733 CAD|Avg: $1,051 CAD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3$534 CAD
Retailer 7$554 CAD
Retailer 10$676 CAD
Retailer 4$720 CAD
Retailer 1$740 CAD
Retailer 8$977 CAD
Retailer 2$1,347 CAD
Retailer 6$1,593 CAD
Retailer 5$1,595 CAD
Retailer 9$1,622 CAD

39 data points across 10 retailers

11 retailers$534 CAD to $1,662 CAD

B+
Cheapest Retailer
-
$534 CAD
$382 USD
A
Retailer 2
-
$554 CAD
HK$3,100 HKD
View
A
Retailer 3
-
$676 CAD
$484 USD
View
A
Retailer 4
-
$720 CAD
€491 EUR
View
A
Retailer 5
-
$740 CAD
£417 GBP
View
B+
Retailer 6
-
$977 CAD
$699 USD
View
B
Retailer 7
-
$1,347 CAD
$964 USD
View
B
Retailer 8
-
$1,593 CAD
$1,140 USD
View
B
Retailer 9
-
$1,595 CAD
£899 GBP
View
B
Retailer 10
-
$1,622 CAD
$1,161 USD
View
Most Expensive
B
Diamond Exchange Canada
1967020747 · Oct 30
$1,662 CAD
View
10 more retailers have this diamond
Prices start from $534 CADSave up to $1,128 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
1.51ct Heart
$534 CAD