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Marquise|Lab Grown|IGI

1.43ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG815699149

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG815699149

Diamond specifications and retailer prices

From $233 USD
As of October 27, 2026
Save $1,066 USD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,299 USD at Reve Diamonds · As of October 28, 2026
View at Reve 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 LG815699149 or 815699149. Listed at 20 retailers as of October 27, 2026, with prices from $233 to $1,299, a $1,066 spread on the same certified stone. Reve Diamonds lists it at $1,299. 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 angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815699149
Dimensions11.91 × 5.91 × 3.56 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.91 mm5.91 mm1.43 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815699149
Side View
Table 65.0%Crown 34.7°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 60.2%

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: $544 USD|Low: $224 USD|High: $1,190 USD|Avg: $605 USD|+4.0%
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
Retailer 14
October 29, 2026
Retailer 14$233 USD
Retailer 6$260 USD
Retailer 2$289 USD
Retailer 13$289 USD
Retailer 3$488 USD
Retailer 7$497 USD
Retailer 9$498 USD
Retailer 5$538 USD
Retailer 1$544 USD
Retailer 8$705 USD
Retailer 12$760 USD
Retailer 4$880 USD
Retailer 11$1,100 USD
Retailer 10$1,160 USD

42 data points across 14 retailers

20 retailers$233 USD to $1,299 USD

A
Cheapest Retailer
-
$233 USD
A
Retailer 2
-
$260 USD
View
Final sale: no returns
A
Retailer 3
-
$270 USD
View
A
Retailer 4
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$289 USD
View
A
Retailer 5
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$289 USD
View
A
Retailer 6
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$488 USD
View
A
Retailer 7
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$497 USD
ZAR 8,023 ZAR
View
A
Retailer 8
-
$498 USD
€474 EUR
View
A
Retailer 9
-
$538 USD
View
A
Retailer 10
-
$544 USD
£428 GBP
View
B+
Retailer 11
-
$590 USD
View
B+
Retailer 12
-
$705 USD
A$1,085 AUD
View
B
Retailer 13
-
$760 USD
View
Retailer 14
-
$880 USD
View
Price last confirmed 32 days ago
B
Retailer 15
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$929 USD
View
B
Retailer 16
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$981 USD
View
B
Retailer 17
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$1,086 USD
View
B
Retailer 18
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$1,100 USD
View
B
Retailer 19
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$1,160 USD
£913 GBP
View
Most Expensive
B
Reve Diamonds
EAC220E0F · Oct 28
$1,299 USD
View
19 more retailers have this diamond
Prices start from $233 USDSave up to $1,066 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
$233 USD