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Marquise|Lab Grown|IGI

1.43ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG790621564

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790621564

Diamond specifications and retailer prices

From $199 USD
As of October 23, 2026
Save $1,711 USD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,910 USD at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown marquise diamond

This 1.43ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790621564 or 790621564. Listed at 14 retailers as of October 23, 2026, with prices from $199 to $1,910, a $1,711 spread on the same certified stone. Do Amore Diamonds lists it at $1,910. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790621564
Dimensions5.92 × 5.92 × 3.77 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
5.92 mm5.92 mm1.43 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790621564
Side View
Table 62.0%Crown 37.6°Girdle: MED-STKPavilion 39°Culet: NoneDepth 63.7%

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 23
Current: $1,910 USD|Low: $154 USD|High: $2,180 USD|Avg: $677 USD|-12.4%
Do Amore Diamonds
Retailer 2
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October 25, 2026
Retailer 12$154 USD
Retailer 18$199 USD
Retailer 3$295 USD
Retailer 20$332 USD
Retailer 11$401 USD
Retailer 2$441 USD
Retailer 6$455 USD
Retailer 16$461 USD
Retailer 10$483 USD
Retailer 4$560 USD
Retailer 14$666 USD
Retailer 19$798 USD
Retailer 7$829 USD
Retailer 9$876 USD
Retailer 17$892 USD
Retailer 5$915 USD
Retailer 13$1,096 USD
Retailer 8$1,176 USD
Retailer 15$1,520 USD
Do Amore Diamonds$1,910 USD

17 data points across 20 retailers

14 retailers$199 USD to $1,910 USD

A
Cheapest Retailer
-
$199 USD
A
Retailer 2
-
$295 USD
View
B+
Retailer 3
-
$332 USD
View
A
Retailer 4
-
$441 USD
€420 EUR
View
A
Retailer 5
-
$461 USD
View
A
Retailer 6
-
$560 USD
View
B+
Retailer 7
-
$666 USD
A$1,024 AUD
View
B+
Retailer 8
-
$798 USD
View
B+
Retailer 9
-
$876 USD
View
Price last confirmed 50 days ago
B+
Retailer 10
-
$892 USD
View
B+
Retailer 11
-
$915 USD
A$1,408 AUD
View
Price last confirmed 21 days ago
B
Retailer 12
-
$1,096 USD
£863 GBP
View
B
Retailer 13
-
$1,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-B446413A6 · Oct 26
$1,910 USD
View
13 more retailers have this diamond
Prices start from $199 USDSave up to $1,711 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 Marquise
$199 USD