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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 $639 NZD
As of November 3, 2026
Save $1,439 NZD (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,077 NZD at MOH London · As of November 5, 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 November 3, 2026, with prices from $639 to $2,077, a $1,439 spread on the same certified stone. MOH London lists it at $2,077. 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: $2,077 NZD|Low: $639 NZD|High: $2,109 NZD|Avg: $1,194 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 5$639 NZD
Retailer 3$713 NZD
Retailer 4$843 NZD
Retailer 2$1,020 NZD
Retailer 7$1,313 NZD
Retailer 6$1,739 NZD
MOH London$2,077 NZD

11 data points across 7 retailers

6 retailers$639 NZD to $2,077 NZD

A
Cheapest Retailer
-
$639 NZD
A
Retailer 2
-
$713 NZD
View
A
Retailer 3
-
$843 NZD
View
Retailer 4
-
$1,020 NZD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$1,739 NZD
View
Most Expensive
B
MOH London
LG625480470 · Nov 5
$2,077 NZD
£922 GBP
View
5 more retailers have this diamond
Prices start from $639 NZDSave up to $1,439 NZD

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
$639 NZD