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Princess|Lab Grown|IGI

1.23ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG675588809

Shape and cutting style on the report: Princess cut

Certificate IGI LG675588809

Diamond specifications and retailer prices

From $581 AUD
As of November 1, 2026
Save $963 AUD (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,544 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675588809 or 675588809. Listed at 11 retailers as of November 1, 2026, with prices from $581 to $1,544, a $963 spread on the same certified stone. MOH London lists it at $1,544. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675588809
Dimensions5.88 × 5.65 × 4.15 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.88 mm5.65 mm1.23 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675588809
Side View
Table 72.0%Crown 48.9°Girdle: MediumPavilion 37.7°Culet: NoneDepth 73.5%

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: $1,544 AUD|Low: $546 AUD|High: $1,562 AUD|Avg: $869 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 6$581 AUD
Retailer 2$591 AUD
Retailer 3$623 AUD
Retailer 9$643 AUD
Retailer 7$684 AUD
Retailer 4$859 AUD
Retailer 8$1,084 AUD
Retailer 5$1,217 AUD
MOH London$1,544 AUD

44 data points across 9 retailers

11 retailers$581 AUD to $1,544 AUD

A
Cheapest Retailer
-
$581 AUD
A
Retailer 2
-
$591 AUD
View
A
Retailer 3
-
$623 AUD
View
A
Retailer 4
-
$643 AUD
View
A
Retailer 5
-
$684 AUD
View
Retailer 6
-
$859 AUD
View
Price last confirmed 14 days ago
Retailer 7
-
$881 AUD
View
Price last confirmed 35 days ago
B
Retailer 8
-
$1,105 AUD
View
B
Retailer 9
-
$1,137 AUD
View
B
Retailer 10
-
$1,217 AUD
View
Most Expensive
B
MOH London
LG675588809 · Nov 2
$1,544 AUD
£849 GBP
View
10 more retailers have this diamond
Prices start from $581 AUDSave up to $963 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 Princess
$581 AUD