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Marquise|Lab Grown|IGI

1.73ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG541281106

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG541281106

Diamond specifications and retailer prices

From $758 AUD
$531 USD
As of November 1, 2026
Save $1,060 AUD (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,818 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541281106 or 541281106. Listed at 7 retailers as of November 1, 2026, with prices from $758 to $1,818, a $1,060 spread on the same certified stone. MOH London lists it at $1,818. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541281106
Dimensions11.81 × 6.58 × 3.97 mm
L/W Ratio1.79
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.81 mm6.58 mm1.73 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541281106
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.3%

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 1
Current: $1,818 AUD|Low: $454 AUD|High: $1,949 AUD|Avg: $1,036 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6$454 AUD
Retailer 5$758 AUD
Retailer 3$783 AUD
Retailer 8$828 AUD
Retailer 2$858 AUD
Retailer 7$879 AUD
Retailer 4$1,785 AUD
MOH London$1,818 AUD

41 data points across 8 retailers

7 retailers$758 AUD to $1,818 AUD

Retailer 1
-
$454 AUD
$318 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$758 AUD
$531 USD
View
A
Retailer 3
-
$783 AUD
ZAR 8,866 ZAR
View
A
Retailer 4
-
$858 AUD
£474 GBP
View
A
Retailer 5
-
$879 AUD
$616 USD
View
B
Retailer 6
-
$1,785 AUD
$1,251 USD
View
Most Expensive
B+
MOH London
LG541281106 · Nov 1
$1,818 AUD
£1,003 GBP
View
6 more retailers have this diamond
Prices start from $758 AUDSave up to $1,060 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
1.73ct Marquise
$758 AUD