CaratHunter
Plans
Heart|Lab Grown|IGI

1.42ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG816614783

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816614783

Diamond specifications and retailer prices

From $549 CAD
$393 USD
As of October 30, 2026
Save $3,586 CAD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,104 CAD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.42ct lab-grown heart diamond

This 1.42ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816614783 or 816614783. Listed at 18 retailers as of October 30, 2026, with a 653% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816614783
Dimensions7.78 × 6.97 × 4.46 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.78 mm6.97 mm1.42 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816614783
Side View
Table 58.0%Crown 34.2°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 57.3%

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: $4,135 CAD|Low: $549 CAD|High: $5,909 CAD|Avg: $1,725 CAD|-30.0%
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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 6$549 CAD
Retailer 17$615 CAD
Retailer 2$624 CAD
Retailer 13$680 CAD
Retailer 16$680 CAD
Retailer 14$887 CAD
Retailer 7$1,080 CAD
Retailer 11$1,107 CAD
Retailer 12$1,169 CAD
Retailer 3$1,495 CAD
Retailer 8$1,632 CAD
Retailer 15$2,188 CAD
Retailer 5$2,239 CAD
Retailer 9$2,339 CAD
Retailer 10$2,659 CAD
Retailer 4$2,709 CAD
Brilliant Earth$4,135 CAD

32 data points across 17 retailers

18 retailers$549 CAD to $4,135 CAD

A
Cheapest Retailer
-
$549 CAD
$393 USD
A
Retailer 2
-
$615 CAD
$440 USD
View
A
Retailer 3
-
$624 CAD
$447 USD
View
Final sale: no returns
A
Retailer 4
-
$680 CAD
$487 USD
View
Retailer 5
-
$680 CAD
$487 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$887 CAD
$635 USD
View
A
Retailer 7
-
$1,080 CAD
$773 USD
View
A
Retailer 8
-
$1,107 CAD
£624 GBP
View
A
Retailer 9
-
$1,169 CAD
ZAR 13,522 ZAR
View
B+
Retailer 10
-
$1,495 CAD
$1,070 USD
View
B+
Retailer 11
-
$1,632 CAD
$1,168 USD
View
B+
Retailer 12
-
$2,188 CAD
$1,566 USD
View
B+
Retailer 13
-
$2,239 CAD
$1,603 USD
View
B+
Retailer 14
-
$2,339 CAD
SGD 2,263 SGD
View
B+
Retailer 15
-
$2,659 CAD
£1,499 GBP
View
B+
Retailer 16
-
$2,709 CAD
$1,939 USD
View
B
Retailer 17
-
$4,135 CAD
$2,960 USD
View
Most Expensive
Brilliant Earth
21094848A · Sep 28
$6,104 CAD
$4,370 USD
View
Price last confirmed 34 days ago
17 more retailers have this diamond
Prices start from $549 CADSave up to $3,586 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
1.42ct Heart
$549 CAD