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Marquise|Lab Grown|IGI

1.53ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG780641998

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780641998

Diamond specifications and retailer prices

From £164 GBP
As of November 4, 2026
Save £667 GBP (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £832 GBP at Brilliance · As of November 4, 2026
View at Brilliance

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 LG780641998 or 780641998. Listed at 17 retailers as of November 4, 2026, with prices from £164 to £832, a £667 spread on the same certified stone. Brilliance lists it at £832. 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 angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780641998
Dimensions11.53 × 5.98 × 3.87 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm5.98 mm1.53 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780641998
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £832 GBP|Low: £164 GBP|High: £887 GBP|Avg: £469 GBP
Brilliance
Retailer 2
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Retailer 19
November 5, 2026
Retailer 17£164 GBP
Retailer 9£191 GBP
Retailer 18£204 GBP
Retailer 5£227 GBP
Retailer 13£238 GBP
Retailer 8£349 GBP
Retailer 16£353 GBP
Retailer 4£365 GBP
Retailer 2£376 GBP
Retailer 10£384 GBP
Retailer 19£393 GBP
Retailer 14£477 GBP
Retailer 3£656 GBP
Retailer 15£659 GBP
Retailer 6£678 GBP
Retailer 7£696 GBP
Retailer 12£816 GBP
Brilliance£832 GBP
Retailer 11£887 GBP

9 data points across 19 retailers

17 retailers£164 GBP to £832 GBP

A
Cheapest Retailer
-
£164 GBP
A
Retailer 2
-
£191 GBP
View
A
Retailer 3
-
£204 GBP
View
A
Retailer 4
-
£227 GBP
View
A
Retailer 5
-
£238 GBP
View
A
Retailer 6
-
£349 GBP
View
A
Retailer 7
-
£353 GBP
View
A
Retailer 8
-
£365 GBP
View
A
Retailer 9
-
£376 GBP
View
A
Retailer 10
-
£393 GBP
View
A
Retailer 11
-
£477 GBP
View
B+
Retailer 12
-
£656 GBP
View
B+
Retailer 13
-
£659 GBP
View
B+
Retailer 14
-
£678 GBP
View
B+
Retailer 15
-
£696 GBP
View
B+
Retailer 16
-
£816 GBP
View
Most Expensive
B
Brilliance
D46470847 · Nov 4
£832 GBP
$1,123 USD
View
16 more retailers have this diamond
Prices start from £164 GBPSave up to £667 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
£164 GBP