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Marquise|Lab Grown|IGI

1.03ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG780643918

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780643918

Diamond specifications and retailer prices

From £131 GBP
As of November 4, 2026
Save £625 GBP (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £756 GBP at MOH London · As of November 5, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780643918 or 780643918. Listed at 21 retailers as of November 4, 2026, with prices from £131 to £756, a £625 spread on the same certified stone. MOH London lists it at £756. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780643918
Dimensions10.73 × 5.26 × 3.20 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.73 mm5.26 mm1.03 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780643918
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 60.8%

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: £756 GBP|Low: £127 GBP|High: £774 GBP|Avg: £356 GBP|-2.3%
MOH London
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November 5, 2026
Retailer 10£131 GBP
Retailer 8£146 GBP
Retailer 14£152 GBP
Retailer 5£162 GBP
Retailer 9£163 GBP
Retailer 7£264 GBP
Retailer 15£279 GBP
Retailer 18£287 GBP
Retailer 2£288 GBP
Retailer 13£395 GBP
Retailer 17£396 GBP
Retailer 12£418 GBP
Retailer 11£422 GBP
Retailer 19£441 GBP
Retailer 6£487 GBP
Retailer 16£521 GBP
Retailer 3£543 GBP
Retailer 4£561 GBP
MOH London£756 GBP

33 data points across 19 retailers

21 retailers£131 GBP to £756 GBP

A
Cheapest Retailer
-
£131 GBP
A
Retailer 2
-
£146 GBP
View
Final sale: no returns
A
Retailer 3
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£152 GBP
View
A
Retailer 4
-
£162 GBP
View
Retailer 5
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£163 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
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£264 GBP
View
A
Retailer 7
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£279 GBP
View
A
Retailer 8
-
£287 GBP
View
A
Retailer 9
-
£288 GBP
View
B+
Retailer 10
-
£360 GBP
View
B+
Retailer 11
-
£395 GBP
View
B+
Retailer 12
-
£396 GBP
View
B+
Retailer 13
-
£418 GBP
View
Retailer 14
-
£422 GBP
View
Price last confirmed 29 days ago
B+
Retailer 15
-
£441 GBP
View
Retailer 16
-
£487 GBP
View
Price last confirmed 9 days ago
B+
Retailer 17
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£521 GBP
View
B
Retailer 18
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£543 GBP
View
B+
Retailer 19
-
£561 GBP
View
Retailer 20
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£570 GBP
View
Price last confirmed 20 days ago
Most Expensive
B
MOH London
LG780643918 · Nov 5
£756 GBP
View
20 more retailers have this diamond
Prices start from £131 GBPSave up to £625 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
£131 GBP