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Marquise|Lab Grown|IGI

1.23ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG791647824

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791647824

Diamond specifications and retailer prices

From $574 AUD
As of November 4, 2026
Save $950 AUD (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,524 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791647824 or 791647824. Listed at 7 retailers as of November 2, 2026, with prices from $574 to $1,524, a $950 spread on the same certified stone. MOH London lists it at $1,524. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791647824
Dimensions11.84 × 5.47 × 3.33 mm
L/W Ratio2.16
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.84 mm5.47 mm1.23 ctF / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG791647824
Side View
Table 55.0%Crown 35.3°Girdle: THN-MEDPavilion 39.6°Culet: NoneDepth 60.9%

Caratlytics Score

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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 4
Current: $1,524 AUD|Low: $544 AUD|High: $1,558 AUD|Avg: $879 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 3$574 AUD
Retailer 2$583 AUD
Retailer 5$639 AUD
Retailer 4$787 AUD
Retailer 7$950 AUD
Retailer 6$1,124 AUD
MOH London$1,524 AUD

39 data points across 7 retailers

7 retailers$574 AUD to $1,524 AUD

A
Cheapest Retailer
-
$574 AUD
A
Retailer 2
-
$583 AUD
View
A
Retailer 3
-
$639 AUD
View
B+
Retailer 4
-
$787 AUD
View
B+
Retailer 5
-
$950 AUD
View
B+
Retailer 6
-
$1,124 AUD
View
Most Expensive
B
MOH London
LG791647824 · Nov 2
$1,524 AUD
£840 GBP
View
6 more retailers have this diamond
Prices start from $574 AUDSave up to $950 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
1.23ct Marquise
$574 AUD