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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG823644023

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823644023

Diamond specifications and retailer prices

From €191 EUR
$214 USD
As of November 2, 2026
Save €756 EUR (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €947 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823644023 or 823644023. Listed at 15 retailers as of November 2, 2026, with prices from €191 to €947, a €756 spread on the same certified stone. MOH London lists it at €947. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823644023
Dimensions10.82 × 5.62 × 3.58 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.82 mm5.62 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823644023
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.7%

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 2
Current: €947 EUR|Low: €181 EUR|High: €959 EUR|Avg: €579 EUR|+0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 14€191 EUR
Retailer 13€221 EUR
Retailer 7€262 EUR
Retailer 8€316 EUR
Retailer 15€406 EUR
Retailer 4€442 EUR
Retailer 2€578 EUR
Retailer 11€664 EUR
Retailer 9€669 EUR
Retailer 10€720 EUR
Retailer 3€760 EUR
Retailer 12€762 EUR
Retailer 5€767 EUR
Retailer 6€785 EUR
MOH London€947 EUR

38 data points across 15 retailers

15 retailers€191 EUR to €947 EUR

A
Cheapest Retailer
-
€191 EUR
$214 USD
A
Retailer 2
-
€221 EUR
$248 USD
View
A
Retailer 3
-
€262 EUR
HK$2,300 HKD
View
A
Retailer 4
-
€316 EUR
£279 GBP
View
A
Retailer 5
-
€406 EUR
$455 USD
View
A
Retailer 6
-
€442 EUR
$496 USD
View
B+
Retailer 7
-
€578 EUR
A$997 AUD
View
B+
Retailer 8
-
€664 EUR
$745 USD
View
B+
Retailer 9
-
€669 EUR
$750 USD
View
B+
Retailer 10
-
€720 EUR
A$1,243 AUD
View
B
Retailer 11
-
€760 EUR
$852 USD
View
B
Retailer 12
-
€762 EUR
$855 USD
View
B
Retailer 13
-
€767 EUR
SGD 1,163 SGD
View
B
Retailer 14
-
€810 EUR
$908 USD
View
Most Expensive
B
MOH London
LG823644023 · Nov 2
€947 EUR
£836 GBP
View
14 more retailers have this diamond
Prices start from €191 EURSave up to €756 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 Marquise
€191 EUR