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Marquise|Lab Grown|IGI

1.55ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG823656054

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823656054

Diamond specifications and retailer prices

From €369 EUR
$412 USD
As of November 1, 2026
Save €735 EUR (67%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €1,104 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823656054 or 823656054. Listed at 3 retailers as of October 29, 2026, with prices from €369 to €1,104, a €735 spread on the same certified stone. MOH London lists it at €1,104. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823656054
Dimensions12.06 × 5.90 × 3.83 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.06 mm5.90 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823656054
Side View
Table 58.0%Crown 31.6°Girdle: MED-STKPavilion 42.1°Culet: NoneDepth 64.9%

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 1
Current: €1,104 EUR|Low: €369 EUR|High: €1,112 EUR|Avg: €654 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
October 29, 2026
Retailer 2€369 EUR
Retailer 3€471 EUR
MOH London€1,104 EUR

9 data points across 3 retailers

3 retailers€369 EUR to €1,104 EUR

B+
Cheapest Retailer
-
€369 EUR
$412 USD
A
Retailer 2
-
€471 EUR
$526 USD
View
Most Expensive
B
MOH London
LG823656054 · Oct 29
€1,104 EUR
£971 GBP
View
2 more retailers have this diamond
Prices start from €369 EURSave up to €735 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
1.55ct Marquise
€369 EUR