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Heart|Lab Grown|IGI

3.00ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG817696604

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG817696604

Diamond specifications and retailer prices

From €1,785 EUR
$1,994 USD
As of October 30, 2026
Save €10,496 EUR (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €12,281 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3ct lab-grown heart diamond

This 3ct 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 LG817696604 or 817696604. Listed at 10 retailers as of October 30, 2026, with prices from €1,785 to €12,281, a €10,496 spread on the same certified stone. Do Amore Diamonds lists it at €12,281. 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

3.00
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817696604
Dimensions8.49 × 10.26 × 5.93 mm
L/W Ratio1.21
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
8.49 mm10.26 mm3.00 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817696604
Side View
Table 55.0%Crown 36.2°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 57.8%

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: €12,281 EUR|Low: €1,785 EUR|High: €14,071 EUR|Avg: €5,026 EUR|-12.7%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 16
October 31, 2026
Retailer 14€1,785 EUR
Retailer 4€1,825 EUR
Retailer 8€1,932 EUR
Retailer 10€1,942 EUR
Retailer 13€2,233 EUR
Retailer 2€2,918 EUR
Retailer 7€3,005 EUR
Retailer 11€3,142 EUR
Retailer 15€3,239 EUR
Retailer 12€3,267 EUR
Retailer 3€3,794 EUR
Retailer 9€6,234 EUR
Retailer 5€8,005 EUR
Retailer 6€9,771 EUR
Retailer 16€11,896 EUR
Do Amore Diamonds€12,281 EUR

15 data points across 16 retailers

10 retailers€1,785 EUR to €12,281 EUR

A
Cheapest Retailer
-
€1,785 EUR
$1,994 USD
A
Retailer 2
-
€1,942 EUR
$2,170 USD
View
A
Retailer 3
-
€2,233 EUR
$2,495 USD
View
B+
Retailer 4
-
€2,918 EUR
$3,260 USD
View
A
Retailer 5
-
€3,142 EUR
$3,510 USD
View
A
Retailer 6
-
€3,239 EUR
$3,619 USD
View
A
Retailer 7
-
€3,267 EUR
$3,650 USD
View
B+
Retailer 8
-
€6,234 EUR
£5,484 GBP
View
B
Retailer 9
-
€11,896 EUR
$13,290 USD
View
Most Expensive
B
Do Amore Diamonds
27-0D38BEBFB · Oct 30
€12,281 EUR
$13,720 USD
View
9 more retailers have this diamond
Prices start from €1,785 EURSave up to €10,496 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
3.00ct Heart
€1,785 EUR