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Round|Lab Grown|IGI

1.23ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG592351769

Shape and cutting style on the report: Round brilliant

Certificate IGI LG592351769

Diamond specifications and retailer prices

From $540 AUD
As of November 1, 2026
Save $922 AUD (63%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,462 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG592351769 or 592351769. Listed at 10 retailers as of November 1, 2026, with prices from $540 to $1,462, a $922 spread on the same certified stone. MOH London lists it at $1,462. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG592351769
Dimensions6.85 × 6.84 × 4.23 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.85 mm6.84 mm1.23 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG592351769
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.8%

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 1
Current: $1,462 AUD|Low: $520 AUD|High: $1,484 AUD|Avg: $808 AUD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8$529 AUD
Retailer 5$540 AUD
Retailer 2$556 AUD
Retailer 9$559 AUD
Retailer 6$647 AUD
Retailer 4$764 AUD
Retailer 3$850 AUD
Retailer 7$1,064 AUD
Retailer 10$1,086 AUD
MOH London$1,462 AUD

33 data points across 10 retailers

10 retailers$540 AUD to $1,462 AUD

Retailer 1
-
$314 AUD
Price last confirmed 29 days ago
A
Retailer 2
-
$540 AUD
View
A
Retailer 3
-
$556 AUD
View
A
Retailer 4
-
$559 AUD
View
B+
Retailer 5
-
$647 AUD
View
B+
Retailer 6
-
$764 AUD
View
B+
Retailer 7
-
$850 AUD
View
B
Retailer 8
-
$1,064 AUD
View
B
Retailer 9
-
$1,086 AUD
View
Most Expensive
B
MOH London
LG592351769 · Nov 5
$1,462 AUD
£806 GBP
View
9 more retailers have this diamond
Prices start from $540 AUDSave up to $922 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 Round
$540 AUD