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Marquise|Lab Grown|IGI

1.53ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG843677797

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843677797

Diamond specifications and retailer prices

From £370 GBP
As of November 3, 2026
Save £524 GBP (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £894 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.53ct lab-grown marquise diamond

This 1.53ct 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 LG843677797 or 843677797. Listed at 6 retailers as of November 2, 2026, with prices from £370 to £894, a £524 spread on the same certified stone. MOH London lists it at £894. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843677797
Dimensions11.98 × 6.11 × 3.80 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.98 mm6.11 mm1.53 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843677797
Side View
Table 58.0%Crown 34.7°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £894 GBP|Low: £370 GBP|High: £894 GBP|Avg: £533 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 3£370 GBP
Retailer 5£375 GBP
Retailer 2£419 GBP
Retailer 4£755 GBP
MOH London£894 GBP

7 data points across 5 retailers

6 retailers£370 GBP to £894 GBP

A
Cheapest Retailer
-
£370 GBP
A
Retailer 2
-
£375 GBP
View
A
Retailer 3
-
£419 GBP
View
B
Retailer 4
-
£755 GBP
View
B+
Retailer 5
-
£815 GBP
View
Most Expensive
B
MOH London
LG843677797 · Nov 2
£894 GBP
View
5 more retailers have this diamond
Prices start from £370 GBPSave up to £524 GBP

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
1.53ct Marquise
£370 GBP