CaratHunter
Plans
Heart|Lab Grown|IGI

4.50ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG643437545

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG643437545

Diamond specifications and retailer prices

From $718 USD
As of October 30, 2026
Save $6,412 USD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,130 USD at Do Amore Diamonds · As of October 29, 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 LG643437545 or 643437545. Listed at 21 retailers as of October 29, 2026, with prices from $718 to $7,130, a $6,412 spread on the same certified stone. Do Amore Diamonds lists it at $7,130. 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643437545
Dimensions11.75 × 11.75 × 10.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.75 mm11.75 mm4.50 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643437545
Side View
Table 61.0%Crown 36.1°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 55.1%

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: $1,406 USD|Low: $804 USD|High: $3,554 USD|Avg: $1,866 USD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4$804 USD
Retailer 12$832 USD
Retailer 8$1,010 USD
Retailer 5$1,174 USD
Retailer 3$1,266 USD
Retailer 1$1,406 USD
Retailer 7$1,956 USD
Retailer 9$1,967 USD
Retailer 10$2,050 USD
Retailer 2$2,583 USD
Retailer 13$2,838 USD
Retailer 6$3,463 USD
Retailer 11$3,546 USD

43 data points across 13 retailers

21 retailers$718 USD to $7,130 USD

A
Cheapest Retailer
-
$718 USD
A
Retailer 2
-
$781 USD
View
A
Retailer 3
-
$804 USD
View
Final sale: no returns
A
Retailer 4
-
$832 USD
View
Retailer 5
-
$832 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,010 USD
View
B+
Retailer 7
-
$1,174 USD
View
A
Retailer 8
-
$1,266 USD
View
A
Retailer 9
-
$1,406 USD
£1,107 GBP
View
A
Retailer 10
-
$1,525 USD
View
B+
Retailer 11
-
$1,956 USD
ZAR 31,594 ZAR
View
Retailer 12
-
$1,967 USD
A$3,026 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$2,050 USD
View
B+
Retailer 14
-
$2,583 USD
View
B+
Retailer 15
-
$2,691 USD
View
B+
Retailer 16
-
$2,838 USD
View
B
Retailer 17
-
$3,283 USD
View
B
Retailer 18
-
$3,463 USD
£2,727 GBP
View
Retailer 19
-
$3,546 USD
A$5,456 AUD
View
Price last confirmed 22 days ago
B
Retailer 20
-
$6,370 USD
View
Most Expensive
B
Do Amore Diamonds
23-643437545 · Oct 29
$7,130 USD
View
20 more retailers have this diamond
Prices start from $718 USDSave up to $6,412 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
4.50ct Heart
$718 USD