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Heart|Lab Grown|IGI

4.55ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG844686451

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844686451

Diamond specifications and retailer prices

From €704 EUR
£619 GBP
As of October 30, 2026
Save €4,935 EUR (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,639 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844686451 or 844686451. Listed at 14 retailers as of October 30, 2026, with prices from €704 to €5,639, a €4,935 spread on the same certified stone. Do Amore Diamonds lists it at €5,639. 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

4.55
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844686451
Dimensions11.87 × 10.39 × 6.41 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.87 mm10.39 mm4.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844686451
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 37°Culet: NoneDepth 54.0%

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: €5,639 EUR|Low: €704 EUR|High: €5,639 EUR|Avg: €2,070 EUR
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 7€704 EUR
Retailer 10€841 EUR
Retailer 11€1,008 EUR
Retailer 8€1,197 EUR
Retailer 9€1,405 EUR
Retailer 5€1,743 EUR
Retailer 6€1,815 EUR
Retailer 4€2,911 EUR
Retailer 12€2,915 EUR
Retailer 3€3,066 EUR
Retailer 2€3,174 EUR
Do Amore Diamonds€5,639 EUR

9 data points across 12 retailers

14 retailers€704 EUR to €5,639 EUR

A
Cheapest Retailer
-
€704 EUR
£619 GBP
A
Retailer 2
-
€841 EUR
$940 USD
View
A
Retailer 3
-
€1,008 EUR
HK$8,800 HKD
View
B+
Retailer 4
-
€1,197 EUR
$1,337 USD
View
A
Retailer 5
-
€1,405 EUR
$1,570 USD
View
B+
Retailer 6
-
€1,743 EUR
A$2,995 AUD
View
B+
Retailer 7
-
€1,815 EUR
$2,028 USD
View
Retailer 8
-
€2,911 EUR
$3,252 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
€2,915 EUR
SGD 4,401 SGD
View
B
Retailer 10
-
€3,066 EUR
£2,697 GBP
View
B
Retailer 11
-
€3,174 EUR
A$5,456 AUD
View
B
Retailer 12
-
€4,798 EUR
$5,360 USD
View
Retailer 13
-
€4,825 EUR
$5,390 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-ABCC856BC · Oct 31
€5,639 EUR
$6,300 USD
View
13 more retailers have this diamond
Prices start from €704 EURSave up to €4,935 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
4.55ct Heart
€704 EUR