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Marquise|Lab Grown|IGI

4.57ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG802612257

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802612257

Diamond specifications and retailer prices

From $790 USD
As of November 2, 2026
Save $2,647 USD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,437 USD at MOH London · As of November 1, 2026
View at MOH London

About this 4.57ct lab-grown marquise diamond

This 4.57ct lab-grown marquise 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 LG802612257 or 802612257. Listed at 17 retailers as of November 1, 2026, with prices from $790 to $3,437, a $2,647 spread on the same certified stone. MOH London lists it at $3,437. 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

4.57
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802612257
Dimensions17.96 × 8.45 × 5.37 mm
L/W Ratio2.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.96 mm8.45 mm4.57 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802612257
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.6%

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: Nov 2
Current: $3,437 USD|Low: $759 USD|High: $3,482 USD|Avg: $1,839 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
November 2, 2026
Retailer 15$790 USD
Retailer 4$860 USD
Retailer 6$885 USD
Retailer 5$917 USD
Retailer 16$917 USD
Retailer 12$1,095 USD
Retailer 14$1,312 USD
Retailer 2$1,406 USD
Retailer 11$1,951 USD
Retailer 10$1,964 USD
Retailer 8$2,041 USD
Retailer 13$2,180 USD
Retailer 3$2,578 USD
Retailer 9$2,686 USD
Retailer 7$2,850 USD
Retailer 17$3,099 USD
MOH London$3,437 USD

41 data points across 17 retailers

17 retailers$790 USD to $3,437 USD

A
Cheapest Retailer
-
$790 USD
A
Retailer 2
-
$860 USD
View
A
Retailer 3
-
$885 USD
View
Final sale: no returns
Retailer 4
-
$917 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$917 USD
View
A
Retailer 6
-
$1,095 USD
View
B+
Retailer 7
-
$1,312 USD
View
A
Retailer 8
-
$1,406 USD
£1,107 GBP
View
A
Retailer 9
-
$1,951 USD
ZAR 31,525 ZAR
View
A
Retailer 10
-
$1,964 USD
A$3,022 AUD
View
B+
Retailer 11
-
$2,041 USD
View
B+
Retailer 12
-
$2,180 USD
View
B+
Retailer 13
-
$2,578 USD
View
B+
Retailer 14
-
$2,686 USD
View
B
Retailer 15
-
$2,850 USD
£2,244 GBP
View
B+
Retailer 16
-
$3,099 USD
View
Most Expensive
B+
MOH London
LG802612257 · Nov 1
$3,437 USD
£2,706 GBP
View
16 more retailers have this diamond
Prices start from $790 USDSave up to $2,647 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
4.57ct Marquise
$790 USD