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Heart|Lab Grown|IGI

4.33ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG811635663

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811635663

Diamond specifications and retailer prices

From €3,751 EUR
$4,191 USD
As of October 30, 2026
Save €22,162 EUR (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €25,913 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.33ct lab-grown heart diamond

This 4.33ct 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 LG811635663 or 811635663. Listed at 12 retailers as of October 30, 2026, with prices from €3,751 to €25,913, a €22,162 spread on the same certified stone. Do Amore Diamonds lists it at €25,913. 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

4.33
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811635663
Dimensions10.95 × 10.30 × 6.73 mm
L/W Ratio1.06
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
10.95 mm10.30 mm4.33 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811635663
Side View
Table 57.0%Crown 34.7°Girdle: THK-VTKPavilion 40.8°Culet: NoneDepth 61.5%

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: €25,913 EUR|Low: €3,751 EUR|High: €29,028 EUR|Avg: €9,305 EUR|-10.7%
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 31, 2026
Retailer 8€3,751 EUR
Retailer 4€3,947 EUR
Retailer 11€4,061 EUR
Retailer 3€4,413 EUR
Retailer 2€4,466 EUR
Retailer 12€5,686 EUR
Retailer 13€6,027 EUR
Retailer 10€6,764 EUR
Retailer 6€8,288 EUR
Retailer 5€9,476 EUR
Retailer 9€10,040 EUR
Retailer 7€14,375 EUR
Do Amore Diamonds€25,913 EUR

30 data points across 13 retailers

12 retailers€3,751 EUR to €25,913 EUR

A
Cheapest Retailer
-
€3,751 EUR
$4,191 USD
A
Retailer 2
-
€3,947 EUR
$4,410 USD
View
A
Retailer 3
-
€4,061 EUR
$4,537 USD
View
A
Retailer 4
-
€4,413 EUR
$4,930 USD
View
A
Retailer 5
-
€4,466 EUR
$4,989 USD
View
A
Retailer 6
-
€5,686 EUR
$6,352 USD
View
A
Retailer 7
-
€6,027 EUR
$6,733 USD
View
A
Retailer 8
-
€6,764 EUR
$7,557 USD
View
A
Retailer 9
-
€8,288 EUR
View
B+
Retailer 10
-
€10,040 EUR
£8,832 GBP
View
B+
Retailer 11
-
€14,375 EUR
$16,060 USD
View
Most Expensive
B
Do Amore Diamonds
27-673761281 · Oct 31
€25,913 EUR
$28,950 USD
View
11 more retailers have this diamond
Prices start from €3,751 EURSave up to €22,162 EUR

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
4.33ct Heart
€3,751 EUR