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Heart|Lab Grown|IGI

4.50ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG658484539

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG658484539

Diamond specifications and retailer prices

From $1,728 AUD
$1,214 USD
As of October 29, 2026
Save $5,291 AUD (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $14,464 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.5ct lab-grown heart diamond

This 4.5ct 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 LG658484539 or 658484539. Listed at 21 retailers as of October 29, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.50
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658484539
Dimensions9.63 × 11.11 × 6.89 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.63 mm11.11 mm4.50 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658484539
Side View
Table 62.0%Crown 37.9°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 62.0%

Caratlytics Score

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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: $2,845 AUD|Low: $1,728 AUD|High: $6,436 AUD|Avg: $3,479 AUD|-1.9%
Retailer 1
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 4$1,728 AUD
Retailer 2$1,791 AUD
Retailer 5$2,036 AUD
Retailer 3$2,106 AUD
Retailer 11$2,523 AUD
Retailer 1$2,845 AUD
Retailer 8$3,635 AUD
Retailer 6$4,208 AUD
Retailer 9$4,232 AUD
Retailer 12$5,185 AUD
Retailer 10$5,425 AUD
Retailer 7$6,386 AUD

42 data points across 12 retailers

21 retailers$1,728 AUD to $7,020 AUD

Retailer 1
-
$1,482 AUD
$1,041 USD
Price last confirmed 29 days ago
Retailer 2
-
$1,680 AUD
$1,180 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$1,728 AUD
$1,214 USD
View
Final sale: no returns
Retailer 4
-
$1,791 AUD
$1,258 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$2,036 AUD
$1,430 USD
View
A
Retailer 6
-
$2,106 AUD
$1,479 USD
View
A
Retailer 7
-
$2,281 AUD
$1,602 USD
View
B+
Retailer 8
-
$2,523 AUD
$1,772 USD
View
B+
Retailer 9
-
$2,845 AUD
£1,573 GBP
View
B+
Retailer 10
-
$3,633 AUD
$2,552 USD
View
B+
Retailer 11
-
$3,635 AUD
View
Retailer 12
-
$3,706 AUD
$2,603 USD
View
Price last confirmed 31 days ago
B+
Retailer 13
-
$4,208 AUD
ZAR 47,749 ZAR
View
Retailer 14
-
$4,232 AUD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$5,185 AUD
$3,642 USD
View
B
Retailer 16
-
$5,397 AUD
$3,791 USD
View
Retailer 17
-
$5,425 AUD
View
Price last confirmed 23 days ago
B
Retailer 18
-
$6,386 AUD
£3,532 GBP
View
B
Retailer 19
-
$7,020 AUD
$4,931 USD
View
Retailer 20
-
$13,709 AUD
$9,630 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-658484539 · Oct 31
$14,464 AUD
$10,160 USD
View
Price under review
20 more retailers have this diamond
Prices start from $1,728 AUDSave up to $5,291 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
4.50ct Heart
$1,728 AUD