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Heart|Lab Grown|IGI

4.00ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG843670792

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843670792

Diamond specifications and retailer prices

From €2,867 EUR
£2,522 GBP
As of October 30, 2026
Save €15,571 EUR (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €18,439 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843670792 or 843670792. Listed at 11 retailers as of October 30, 2026, with prices from €2,867 to €18,439, a €15,571 spread on the same certified stone. Do Amore Diamonds lists it at €18,439. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843670792
Dimensions10.05 × 10.71 × 6.52 mm
L/W Ratio1.07
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
10.05 mm10.71 mm4.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843670792
Side View
Table 55.0%Crown 35°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A+
Exceptional
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: €18,439 EUR|Low: €2,862 EUR|High: €18,779 EUR|Avg: €8,869 EUR|-1.8%
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
October 31, 2026
Retailer 6€2,867 EUR
Retailer 8€3,254 EUR
Retailer 12€3,658 EUR
Retailer 10€4,467 EUR
Retailer 9€4,833 EUR
Retailer 2€5,596 EUR
Retailer 11€7,546 EUR
Retailer 7€8,746 EUR
Retailer 3€8,991 EUR
Retailer 5€11,726 EUR
Do Amore Diamonds€18,439 EUR
Retailer 4€18,581 EUR

16 data points across 12 retailers

11 retailers€2,867 EUR to €18,439 EUR

A+
Cheapest Retailer
-
€2,867 EUR
£2,522 GBP
A
Retailer 2
-
€3,254 EUR
$3,635 USD
View
A
Retailer 3
-
€3,658 EUR
$4,087 USD
View
A
Retailer 4
-
€4,467 EUR
$4,991 USD
View
A
Retailer 5
-
€4,833 EUR
$5,399 USD
View
A
Retailer 6
-
€5,596 EUR
View
Retailer 7
-
€7,546 EUR
A$12,970 AUD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
€8,746 EUR
£7,694 GBP
View
Retailer 9
-
€8,991 EUR
$10,045 USD
View
Price last confirmed 15 days ago
B+
Retailer 10
-
€11,726 EUR
$13,100 USD
View
Most Expensive
B
Do Amore Diamonds
27-4589841D9 · Oct 31
€18,439 EUR
$20,600 USD
View
10 more retailers have this diamond
Prices start from €2,867 EURSave up to €15,571 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
€2,867 EUR