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 $940 USD
As of October 29, 2026
Save $5,360 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,300 USD at Do Amore Diamonds · As of October 30, 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 11 retailers as of October 29, 2026, with prices from $940 to $6,300, a $5,360 spread on the same certified stone. Do Amore Diamonds lists it at $6,300. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,300 USD|Low: $940 USD|High: $6,300 USD|Avg: $2,310 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 3$940 USD
Retailer 4$1,126 USD
Retailer 9$1,468 USD
Retailer 2$1,570 USD
Retailer 6$2,161 USD
Retailer 8$3,252 USD
Retailer 5$3,257 USD
Retailer 7$3,425 USD
Do Amore Diamonds$6,300 USD

8 data points across 9 retailers

11 retailers$940 USD to $6,300 USD

A
Cheapest Retailer
-
$940 USD
A
Retailer 2
-
$1,126 USD
HK$8,800 HKD
View
Retailer 3
-
$1,468 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$1,570 USD
View
Retailer 5
-
$2,161 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$3,252 USD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$3,257 USD
SGD 4,401 SGD
View
B
Retailer 8
-
$3,425 USD
£2,697 GBP
View
B
Retailer 9
-
$5,360 USD
View
Retailer 10
-
$5,390 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
27-ABCC856BC · Oct 30
$6,300 USD
View
10 more retailers have this diamond
Prices start from $940 USDSave up to $5,360 USD

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
$940 USD