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 €363 EUR
$406 USD
As of November 1, 2026
Save €602 EUR (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €965 EUR at MOH London · As of November 1, 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 €363 to €965, a €602 spread on the same certified stone. MOH London lists it at €965. 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
Color
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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €965 EUR|Low: €341 EUR|High: €976 EUR|Avg: €557 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6€363 EUR
Retailer 2€371 EUR
Retailer 3€390 EUR
Retailer 9€402 EUR
Retailer 7€428 EUR
Retailer 4€537 EUR
Retailer 8€678 EUR
Retailer 10€712 EUR
Retailer 5€761 EUR
MOH London€965 EUR

43 data points across 10 retailers

11 retailers€363 EUR to €965 EUR

A
Cheapest Retailer
-
€363 EUR
$406 USD
A
Retailer 2
-
€371 EUR
£326 GBP
View
A
Retailer 3
-
€390 EUR
View
A
Retailer 4
-
€402 EUR
$449 USD
View
A
Retailer 5
-
€428 EUR
$478 USD
View
Retailer 6
-
€537 EUR
$600 USD
View
Price last confirmed 11 days ago
Retailer 7
-
€550 EUR
$615 USD
View
Price last confirmed 32 days ago
B
Retailer 8
-
€691 EUR
$772 USD
View
B
Retailer 9
-
€712 EUR
$795 USD
View
B
Retailer 10
-
€761 EUR
$850 USD
View
Most Expensive
B
MOH London
LG675588809 · Nov 1
€965 EUR
£849 GBP
View
10 more retailers have this diamond
Prices start from €363 EURSave up to €602 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
€363 EUR