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Marquise|Lab Grown|IGI

0.73ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG645404559

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG645404559

Diamond specifications and retailer prices

From $133 USD
As of October 27, 2026
Save $1,249 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,382 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown marquise diamond

This 0.73ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645404559 or 645404559. Listed at 19 retailers as of October 27, 2026, with prices from $133 to $1,382, a $1,249 spread on the same certified stone. MOH London lists it at $1,382. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645404559
Dimensions9.36 × 4.57 × 2.97 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.36 mm4.57 mm0.73 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645404559
Side View
Table 61.0%Crown 34.5°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 65.0%

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: $1,382 USD|Low: $133 USD|High: $1,391 USD|Avg: $410 USD|+65.6%
MOH London
Retailer 2
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Retailer 19
October 29, 2026
Retailer 19$133 USD
Retailer 8$148 USD
Retailer 17$154 USD
Retailer 3$165 USD
Retailer 18$165 USD
Retailer 7$263 USD
Retailer 15$265 USD
Retailer 2$277 USD
Retailer 13$297 USD
Retailer 11$311 USD
Retailer 12$359 USD
Retailer 14$419 USD
Retailer 6$475 USD
Retailer 4$529 USD
Retailer 16$559 USD
Retailer 9$585 USD
Retailer 5$869 USD
Retailer 10$979 USD
MOH London$1,382 USD

44 data points across 19 retailers

19 retailers$133 USD to $1,382 USD

A
Cheapest Retailer
-
$133 USD
A
Retailer 2
-
$148 USD
View
Final sale: no returns
A
Retailer 3
-
$154 USD
View
A
Retailer 4
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$165 USD
View
A
Retailer 5
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$165 USD
View
A
Retailer 6
-
$263 USD
View
A
Retailer 7
-
$265 USD
View
A
Retailer 8
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$277 USD
£218 GBP
View
A
Retailer 9
-
$297 USD
ZAR 4,805 ZAR
View
A
Retailer 10
-
$311 USD
View
A
Retailer 11
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$359 USD
£282 GBP
View
B+
Retailer 12
-
$419 USD
A$645 AUD
View
B+
Retailer 13
-
$475 USD
View
B+
Retailer 14
-
$529 USD
View
B
Retailer 15
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$559 USD
View
B
Retailer 16
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$585 USD
View
B
Retailer 17
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$869 USD
£684 GBP
View
B
Retailer 18
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$979 USD
View
Most Expensive
B
MOH London
LG645404559 · Oct 29
$1,382 USD
£1,088 GBP
View
18 more retailers have this diamond
Prices start from $133 USDSave up to $1,249 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
0.73ct Marquise
$133 USD