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Princess|Lab Grown|IGI

1.23ct H VS1 Princess Lab Grown Diamond

ID • H/VS1 • IGI LG625480470

Shape and cutting style on the report: Princess cut

Certificate IGI LG625480470

Diamond specifications and retailer prices

From $515 AUD
As of November 3, 2026
Save $1,176 AUD (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,691 AUD at MOH London · As of October 29, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG625480470 or 625480470. Listed at 6 retailers as of October 29, 2026, with prices from $515 to $1,691, a $1,176 spread on the same certified stone. MOH London lists it at $1,691. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625480470
Dimensions5.86 × 5.73 × 4.14 mm
L/W Ratio1.02
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
5.86 mm5.73 mm1.23 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625480470
Side View
Table 69.0%Crown 42.5°Girdle: MediumPavilion 37.9°Culet: NoneDepth 72.3%

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 3
Current: $1,691 AUD|Low: $515 AUD|High: $1,702 AUD|Avg: $964 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5$515 AUD
Retailer 3$576 AUD
Retailer 4$680 AUD
Retailer 2$823 AUD
Retailer 7$1,060 AUD
Retailer 6$1,403 AUD
MOH London$1,691 AUD

10 data points across 7 retailers

6 retailers$515 AUD to $1,691 AUD

A
Cheapest Retailer
-
$515 AUD
A
Retailer 2
-
$576 AUD
View
A
Retailer 3
-
$680 AUD
View
B+
Retailer 4
-
$823 AUD
View
B
Retailer 5
-
$1,403 AUD
View
Most Expensive
B
MOH London
LG625480470 · Oct 29
$1,691 AUD
£930 GBP
View
5 more retailers have this diamond
Prices start from $515 AUDSave up to $1,176 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
$515 AUD