Heart|Lab Grown|IGI

1.43ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG818660365

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818660365

Diamond specifications and retailer prices

From $231 USD
As of October 27, 2026
Save $1,229 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,510 USD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.43ct lab-grown heart diamond

This 1.43ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818660365 or 818660365. Listed at 18 retailers as of October 27, 2026, with a 532% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818660365
Dimensions7.05 × 7.91 × 4.45 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.05 mm7.91 mm1.43 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818660365
Side View
Table 60.0%Crown 36.5°Girdle: MED-THKPavilion 38.1°Culet: NoneDepth 56.3%

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 27
Current: $1,460 USD|Low: $199 USD|High: $1,460 USD|Avg: $702 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 3$259 USD
Retailer 16$268 USD
Retailer 7$286 USD
Retailer 13$286 USD
Retailer 9$460 USD
Retailer 15$486 USD
Retailer 11$492 USD
Retailer 2$538 USD
Retailer 12$699 USD
Retailer 8$744 USD
Retailer 14$753 USD
Retailer 17$753 USD
Retailer 6$921 USD
Retailer 5$924 USD
Retailer 4$973 USD
Retailer 10$1,153 USD
Brilliant Earth$1,460 USD

43 data points across 17 retailers

18 retailers$231 USD to $1,460 USD

A
Cheapest Retailer
-
$231 USD
A
Retailer 2
-
$259 USD
View
Final sale: no returns
A
Retailer 3
-
$268 USD
View
A
Retailer 4
-
$286 USD
View
A
Retailer 5
-
$286 USD
View
A
Retailer 6
-
$486 USD
View
A
Retailer 7
-
$492 USD
ZAR 7,948 ZAR
View
A
Retailer 8
-
$538 USD
£424 GBP
View
B+
Retailer 9
-
$699 USD
A$1,075 AUD
View
B+
Retailer 10
-
$744 USD
View
B+
Retailer 11
-
$753 USD
View
B+
Retailer 12
-
$753 USD
View
B+
Retailer 13
-
$921 USD
View
B+
Retailer 14
-
$924 USD
SGD 1,249 SGD
View
B+
Retailer 15
-
$973 USD
View
B+
Retailer 16
-
$1,153 USD
£908 GBP
View
B
Retailer 17
-
$1,460 USD
View
Most Expensive
B
Brilliant Earth
21132854A · Sep 28
$1,510 USD
View
Price last confirmed 31 days ago
17 more retailers have this diamond
Prices start from $231 USDSave up to $1,229 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
1.43ct Heart
$231 USD