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Heart|Lab Grown|IGI

4.03ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG786645678

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG786645678

Diamond specifications and retailer prices

From $5,257 CAD
$3,763 USD
As of October 30, 2026
Save $30,909 CAD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $36,166 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.03ct lab-grown heart diamond

This 4.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG786645678 or 786645678. Listed at 10 retailers as of October 30, 2026, with prices from $5,257 to $36,166, a $30,909 spread on the same certified stone. Do Amore Diamonds lists it at $36,166. 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

4.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786645678
Dimensions11.19 × 9.88 × 6.31 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
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
11.19 mm9.88 mm4.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786645678
Side View
Table 62.0%Crown 35.9°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 56.4%

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: $36,166 CAD|Low: $5,257 CAD|High: $42,284 CAD|Avg: $16,746 CAD|-13.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 11$5,257 CAD
Retailer 8$5,508 CAD
Retailer 13$7,183 CAD
Retailer 7$7,899 CAD
Retailer 10$8,087 CAD
Retailer 9$8,411 CAD
Retailer 12$9,449 CAD
Retailer 6$14,010 CAD
Retailer 3$15,498 CAD
Retailer 2$17,294 CAD
Retailer 4$18,052 CAD
Retailer 5$33,944 CAD
Do Amore Diamonds$36,166 CAD

27 data points across 13 retailers

10 retailers$5,257 CAD to $36,166 CAD

A
Cheapest Retailer
-
$5,257 CAD
$3,763 USD
A
Retailer 2
-
$5,508 CAD
$3,943 USD
View
A
Retailer 3
-
$7,183 CAD
$5,142 USD
View
Final sale: no returns
A
Retailer 4
-
$7,899 CAD
$5,655 USD
View
A
Retailer 5
-
$8,087 CAD
$5,789 USD
View
A
Retailer 6
-
$8,411 CAD
$6,021 USD
View
A
Retailer 7
-
$9,449 CAD
$6,764 USD
View
B+
Retailer 8
-
$14,010 CAD
£7,897 GBP
View
B+
Retailer 9
-
$17,294 CAD
$12,380 USD
View
Most Expensive
B
Do Amore Diamonds
27-95D350581 · Oct 30
$36,166 CAD
$25,890 USD
View
9 more retailers have this diamond
Prices start from $5,257 CADSave up to $30,909 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
4.03ct Heart
$5,257 CAD