CaratHunter
Plans
Heart|Lab Grown|IGI

4.57ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG754593941

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754593941

Diamond specifications and retailer prices

From €3,698 EUR
$4,148 USD
As of November 2, 2026
Save €21,747 EUR (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €25,446 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.57ct lab-grown heart diamond

This 4.57ct 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 LG754593941 or 754593941. Listed at 16 retailers as of November 2, 2026, with prices from €3,698 to €25,446, a €21,747 spread on the same certified stone. Do Amore Diamonds lists it at €25,446. 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

4.57
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754593941
Dimensions10.40 × 11.16 × 6.78 mm
L/W Ratio1.07
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
10.40 mm11.16 mm4.57 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754593941
Side View
Table 58.0%Crown 35.7°Girdle: STK-THKPavilion 39.9°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: Nov 2
Current: €25,446 EUR|Low: €3,631 EUR|High: €27,335 EUR|Avg: €8,495 EUR|-0.0%
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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 6€3,698 EUR
Retailer 12€3,876 EUR
Retailer 11€3,944 EUR
Retailer 17€4,001 EUR
Retailer 8€4,237 EUR
Retailer 3€4,333 EUR
Retailer 4€5,338 EUR
Retailer 2€5,582 EUR
Retailer 16€5,917 EUR
Retailer 7€6,643 EUR
Retailer 10€7,893 EUR
Retailer 9€8,095 EUR
Retailer 13€9,805 EUR
Retailer 14€10,363 EUR
Retailer 5€15,362 EUR
Retailer 15€24,333 EUR
Do Amore Diamonds€25,446 EUR

41 data points across 17 retailers

16 retailers€3,698 EUR to €25,446 EUR

A
Cheapest Retailer
-
€3,698 EUR
$4,148 USD
A
Retailer 2
-
€3,876 EUR
$4,347 USD
View
A
Retailer 3
-
€3,944 EUR
£3,483 GBP
View
A
Retailer 4
-
€4,001 EUR
$4,487 USD
View
A
Retailer 5
-
€4,237 EUR
$4,752 USD
View
Final sale: no returns
A
Retailer 6
-
€4,333 EUR
$4,860 USD
View
A
Retailer 7
-
€5,338 EUR
$5,987 USD
View
A
Retailer 8
-
€5,582 EUR
$6,261 USD
View
A
Retailer 9
-
€5,917 EUR
$6,637 USD
View
A
Retailer 10
-
€6,643 EUR
$7,451 USD
View
A
Retailer 11
-
€7,893 EUR
View
B+
Retailer 12
-
€9,805 EUR
£8,659 GBP
View
B+
Retailer 13
-
€10,363 EUR
A$17,882 AUD
View
B+
Retailer 14
-
€15,362 EUR
$17,230 USD
View
B
Retailer 15
-
€24,333 EUR
A$41,987 AUD
View
Most Expensive
B
Do Amore Diamonds
27-C012F1DD2 · Nov 2
€25,446 EUR
$28,540 USD
View
15 more retailers have this diamond
Prices start from €3,698 EURSave up to €21,747 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
4.57ct Heart
€3,698 EUR