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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 €360 EUR
As of November 4, 2026
Save €593 EUR (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €954 EUR 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 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 4, 2026, with prices from €360 to €954, a €593 spread on the same certified stone. MOH London lists it at €954. 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 4
Current: €954 EUR|Low: €338 EUR|High: €968 EUR|Avg: €539 EUR|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6€360 EUR
Retailer 2€367 EUR
Retailer 3€386 EUR
Retailer 9€399 EUR
Retailer 7€424 EUR
Retailer 4€533 EUR
Retailer 8€672 EUR
Retailer 5€754 EUR
MOH London€954 EUR

44 data points across 9 retailers

11 retailers€360 EUR to €954 EUR

A
Cheapest Retailer
-
€360 EUR
A
Retailer 2
-
€367 EUR
View
A
Retailer 3
-
€386 EUR
View
A
Retailer 4
-
€399 EUR
View
A
Retailer 5
-
€424 EUR
View
Retailer 6
-
€533 EUR
View
Price last confirmed 15 days ago
Retailer 7
-
€546 EUR
View
Price last confirmed 36 days ago
B+
Retailer 8
-
€685 EUR
View
B
Retailer 9
-
€705 EUR
View
B
Retailer 10
-
€754 EUR
View
Most Expensive
B
MOH London
LG675588809 · Nov 5
€954 EUR
£846 GBP
View
10 more retailers have this diamond
Prices start from €360 EURSave up to €593 EUR

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
€360 EUR