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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 $190 AUD
$133 USD
As of October 27, 2026
Save $1,782 AUD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,972 AUD 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 $190 to $1,972, a $1,782 spread on the same certified stone. MOH London lists it at $1,972. 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
Colour
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: $1,972 AUD|Low: $190 AUD|High: $1,984 AUD|Avg: $589 AUD|+65.6%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 19$190 AUD
Retailer 8$211 AUD
Retailer 17$220 AUD
Retailer 3$235 AUD
Retailer 18$235 AUD
Retailer 7$375 AUD
Retailer 15$378 AUD
Retailer 2$396 AUD
Retailer 13$424 AUD
Retailer 11$444 AUD
Retailer 12$512 AUD
Retailer 14$598 AUD
Retailer 6$678 AUD
Retailer 4$755 AUD
Retailer 16$798 AUD
Retailer 9$835 AUD
Retailer 5$1,240 AUD
Retailer 10$1,397 AUD
MOH London$1,972 AUD

42 data points across 19 retailers

19 retailers$190 AUD to $1,972 AUD

A
Cheapest Retailer
-
$190 AUD
$133 USD
A
Retailer 2
-
$211 AUD
$148 USD
View
Final sale: no returns
A
Retailer 3
-
$220 AUD
$154 USD
View
A
Retailer 4
-
$235 AUD
$165 USD
View
Retailer 5
-
$235 AUD
$165 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$375 AUD
$263 USD
View
A
Retailer 7
-
$378 AUD
$265 USD
View
A
Retailer 8
-
$396 AUD
£219 GBP
View
A
Retailer 9
-
$424 AUD
ZAR 4,805 ZAR
View
A
Retailer 10
-
$444 AUD
$311 USD
View
A
Retailer 11
-
$512 AUD
£282 GBP
View
B+
Retailer 12
-
$598 AUD
View
B+
Retailer 13
-
$678 AUD
$475 USD
View
B+
Retailer 14
-
$755 AUD
$529 USD
View
B
Retailer 15
-
$798 AUD
$559 USD
View
B
Retailer 16
-
$835 AUD
$585 USD
View
B
Retailer 17
-
$1,240 AUD
£684 GBP
View
B
Retailer 18
-
$1,397 AUD
$979 USD
View
Most Expensive
B
MOH London
LG645404559 · Oct 29
$1,972 AUD
£1,088 GBP
View
18 more retailers have this diamond
Prices start from $190 AUDSave up to $1,782 AUD

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
$190 AUD