Marquise|Lab Grown|IGI

1.23ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG741523437

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG741523437

Diamond specifications and retailer prices

From €385 EUR
$432 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: €385 EUR at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG741523437 or 741523437. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741523437
Dimensions5.54 × 5.54 × 11.56 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
5.54 mm5.54 mm1.23 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741523437
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: €385 EUR|Low: €372 EUR|High: €2,425 EUR|Avg: €900 EUR|+3.6%
B2C Jewels
Retailer 2
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Retailer 13
September 23, 2026
B2C Jewels€385 EUR
Retailer 9€391 EUR
Retailer 8€441 EUR
Retailer 11€601 EUR
Retailer 2€628 EUR
Retailer 4€651 EUR
Retailer 7€681 EUR
Retailer 6€842 EUR
Retailer 3€862 EUR
Retailer 5€887 EUR
Retailer 13€1,209 EUR
Retailer 12€1,216 EUR
Retailer 10€2,425 EUR

48 data points across 13 retailers

1 retailer

B+
B2C Jewels
31493255 · Oct 30
€385 EUR
$432 USD
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B+
1.23ct Marquise
€385 EUR