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Heart|Lab Grown|IGI

4.00ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660277

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660277

Diamond specifications and retailer prices

From €3,478 EUR
$3,886 USD
As of October 30, 2026
Save €20,555 EUR (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €24,033 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4ct lab-grown heart diamond

This 4ct 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 LG804660277 or 804660277. Listed at 13 retailers as of October 30, 2026, with prices from €3,478 to €24,033, a €20,555 spread on the same certified stone. Do Amore Diamonds lists it at €24,033. 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

4.00
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660277
Dimensions10.60 × 9.86 × 6.44 mm
L/W Ratio1.08
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
10.60 mm9.86 mm4.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660277
Side View
Table 60.0%Crown 38.1°Girdle: THK-VTKPavilion 39.4°Culet: NoneDepth 60.8%

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: €24,033 EUR|Low: €3,286 EUR|High: €26,906 EUR|Avg: €8,272 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
Retailer 14
November 1, 2026
Retailer 12€3,478 EUR
Retailer 4€3,660 EUR
Retailer 7€3,759 EUR
Retailer 9€3,878 EUR
Retailer 8€4,086 EUR
Retailer 5€4,381 EUR
Retailer 14€5,373 EUR
Retailer 2€5,565 EUR
Retailer 13€6,277 EUR
Retailer 10€7,656 EUR
Retailer 6€8,784 EUR
Retailer 3€9,271 EUR
Retailer 11€11,842 EUR
Do Amore Diamonds€24,033 EUR

32 data points across 14 retailers

13 retailers€3,478 EUR to €24,033 EUR

A
Cheapest Retailer
-
€3,478 EUR
$3,886 USD
A
Retailer 2
-
€3,660 EUR
$4,089 USD
View
A
Retailer 3
-
€3,759 EUR
$4,200 USD
View
A
Retailer 4
-
€3,878 EUR
$4,333 USD
View
A
Retailer 5
-
€4,086 EUR
$4,565 USD
View
A
Retailer 6
-
€4,381 EUR
$4,894 USD
View
Final sale: no returns
A
Retailer 7
-
€5,373 EUR
$6,003 USD
View
A
Retailer 8
-
€5,565 EUR
$6,217 USD
View
A
Retailer 9
-
€6,277 EUR
$7,013 USD
View
A
Retailer 10
-
€7,656 EUR
View
B+
Retailer 11
-
€9,271 EUR
£8,156 GBP
View
B+
Retailer 12
-
€11,842 EUR
$13,230 USD
View
Most Expensive
B
Do Amore Diamonds
27-A76ACBFDB · Oct 31
€24,033 EUR
$26,850 USD
View
12 more retailers have this diamond
Prices start from €3,478 EURSave up to €20,555 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
4.00ct Heart
€3,478 EUR