Heart|Lab Grown|IGI

1.43ct E VVS1 Heart Lab Grown Diamond

VG • E/VVS1 • IGI LGG1201808

Certificate IGI LGG1201808

Diamond specifications and retailer prices

From $291 USD
As of October 28, 2026
Save $1,019 USD (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,310 USD at Taylor and Hart · As of October 29, 2026
View at Taylor and Hart

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 very-good cut grade and certified by IGI LGG1201808. Listed at 7 retailers as of October 28, 2026, with prices from $291 to $1,310, a $1,019 spread on the same certified stone. Taylor and Hart lists it at $1,310. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.43
Carat
E
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1201808
Dimensions7.16 × 7.84 × 4.37 mm
L/W Ratio1.09
Top View
7.16 mm7.84 mm1.43 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1201808
Side View
Table 57.5%CrownGirdlePavilionCulet: NoneDepth 55.7%

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 28
Current: $437 USD|Low: $291 USD|High: $876 USD|Avg: $552 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5$291 USD
Retailer 1$437 USD
Retailer 4$582 USD
Retailer 2$629 USD
Retailer 3$868 USD

44 data points across 5 retailers

7 retailers$291 USD to $1,310 USD

A
Cheapest Retailer
-
$291 USD
Final sale: no returns
A
Retailer 2
-
$437 USD
£344 GBP
View
B+
Retailer 3
-
$480 USD
View
B+
Retailer 4
-
$582 USD
View
B+
Retailer 5
-
$629 USD
£495 GBP
View
B+
Retailer 6
-
$868 USD
A$1,336 AUD
View
Most Expensive
B
Taylor and Hart
9KR3WVO · Oct 29
$1,310 USD
View
6 more retailers have this diamond
Prices start from $291 USDSave up to $1,019 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
$291 USD