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Marquise|Lab Grown|IGI

1.03ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG853620762

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG853620762

Diamond specifications and retailer prices

From £123 GBP
As of November 4, 2026
Save £586 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £709 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct lab-grown marquise diamond

This 1.03ct 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 LG853620762 or 853620762. Listed at 14 retailers as of November 4, 2026, with prices from £123 to £709, a £586 spread on the same certified stone. MOH London lists it at £709. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG853620762
Dimensions5.35 × 10.88 × 3.14 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.35 mm10.88 mm1.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG853620762
Side View
Table 66.0%Crown 33°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 58.7%

Caratlytics Score

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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 4
Current: £709 GBP|Low: £123 GBP|High: £709 GBP|Avg: £349 GBP
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
November 5, 2026
Retailer 10£123 GBP
Retailer 7£136 GBP
Retailer 4£142 GBP
Retailer 9£171 GBP
Retailer 2£181 GBP
Retailer 6£245 GBP
Retailer 8£266 GBP
Retailer 13£273 GBP
Retailer 3£417 GBP
Retailer 12£488 GBP
Retailer 5£497 GBP
Retailer 11£529 GBP
MOH London£709 GBP

3 data points across 13 retailers

14 retailers£123 GBP to £709 GBP

A
Cheapest Retailer
-
£123 GBP
A
Retailer 2
-
£136 GBP
View
Final sale: no returns
A
Retailer 3
-
£142 GBP
View
A
Retailer 4
-
£171 GBP
View
A
Retailer 5
-
£181 GBP
View
A
Retailer 6
-
£245 GBP
View
A
Retailer 7
-
£266 GBP
View
A
Retailer 8
-
£273 GBP
View
B+
Retailer 9
-
£417 GBP
View
B+
Retailer 10
-
£424 GBP
View
B+
Retailer 11
-
£488 GBP
View
B
Retailer 12
-
£497 GBP
View
B
Retailer 13
-
£529 GBP
View
Most Expensive
B
MOH London
LG853620762 · Nov 4
£709 GBP
View
13 more retailers have this diamond
Prices start from £123 GBPSave up to £586 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
1.03ct Marquise
£123 GBP