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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 $1,119 AUD
£619 GBP
As of October 30, 2026
Save $7,849 AUD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,969 AUD 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 $1,119 to $8,969, a $7,849 spread on the same certified stone. Do Amore Diamonds lists it at $8,969. 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
Colour
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 30
Current: $8,969 AUD|Low: $1,119 AUD|High: $8,969 AUD|Avg: $3,292 AUD
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$1,119 AUD
Retailer 10$1,338 AUD
Retailer 11$1,604 AUD
Retailer 8$1,903 AUD
Retailer 9$2,235 AUD
Retailer 5$2,771 AUD
Retailer 6$2,887 AUD
Retailer 4$4,630 AUD
Retailer 12$4,636 AUD
Retailer 3$4,876 AUD
Retailer 2$5,049 AUD
Do Amore Diamonds$8,969 AUD

9 data points across 12 retailers

14 retailers$1,119 AUD to $8,969 AUD

A
Cheapest Retailer
-
$1,119 AUD
£619 GBP
A
Retailer 2
-
$1,338 AUD
$940 USD
View
A
Retailer 3
-
$1,604 AUD
HK$8,800 HKD
View
B+
Retailer 4
-
$1,903 AUD
$1,337 USD
View
A
Retailer 5
-
$2,235 AUD
$1,570 USD
View
B+
Retailer 6
-
$2,771 AUD
View
B+
Retailer 7
-
$2,887 AUD
$2,028 USD
View
Retailer 8
-
$4,630 AUD
$3,252 USD
View
Price last confirmed 9 days ago
B
Retailer 9
-
$4,636 AUD
SGD 4,401 SGD
View
B
Retailer 10
-
$4,876 AUD
£2,697 GBP
View
B
Retailer 11
-
$5,049 AUD
View
B
Retailer 12
-
$7,630 AUD
$5,360 USD
View
Retailer 13
-
$7,673 AUD
$5,390 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-ABCC856BC · Oct 31
$8,969 AUD
$6,300 USD
View
13 more retailers have this diamond
Prices start from $1,119 AUDSave up to $7,849 AUD

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
$1,119 AUD