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Marquise|Lab Grown|IGI

1.20ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG792669643

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG792669643

Diamond specifications and retailer prices

From £132 GBP
As of November 4, 2026
Save £627 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £759 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792669643 or 792669643. Listed at 18 retailers as of November 4, 2026, with prices from £132 to £759, a £627 spread on the same certified stone. MOH London lists it at £759. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792669643
Dimensions11.22 × 5.49 × 3.29 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
11.22 mm5.49 mm1.20 ctD / VS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG792669643
Side View
Table 64.0%Crown 29.2°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 59.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £759 GBP|Low: £129 GBP|High: £921 GBP|Avg: £372 GBP|-4.3%
MOH London
Retailer 2
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November 5, 2026
Retailer 13£132 GBP
Retailer 8£146 GBP
Retailer 15£152 GBP
Retailer 12£163 GBP
Retailer 6£181 GBP
Retailer 2£193 GBP
Retailer 18£270 GBP
Retailer 5£288 GBP
Retailer 11£289 GBP
Retailer 3£333 GBP
Retailer 7£347 GBP
Retailer 16£413 GBP
Retailer 4£509 GBP
Retailer 14£523 GBP
Retailer 9£530 GBP
Retailer 10£539 GBP
Retailer 17£632 GBP
MOH London£759 GBP

41 data points across 18 retailers

18 retailers£132 GBP to £759 GBP

A
Cheapest Retailer
-
£132 GBP
A
Retailer 2
-
£146 GBP
View
Final sale: no returns
A
Retailer 3
-
£152 GBP
View
A
Retailer 4
-
£163 GBP
View
A
Retailer 5
-
£181 GBP
View
A
Retailer 6
-
£193 GBP
View
Retailer 7
-
£270 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£288 GBP
View
A
Retailer 9
-
£289 GBP
View
A
Retailer 10
-
£333 GBP
View
Retailer 11
-
£347 GBP
View
Price last confirmed 11 days ago
B+
Retailer 12
-
£413 GBP
View
Retailer 13
-
£509 GBP
View
Price last confirmed 9 days ago
B
Retailer 14
-
£523 GBP
View
B+
Retailer 15
-
£530 GBP
View
B+
Retailer 16
-
£539 GBP
View
B
Retailer 17
-
£632 GBP
View
Most Expensive
B
MOH London
LG792669643 · Nov 5
£759 GBP
View
17 more retailers have this diamond
Prices start from £132 GBPSave up to £627 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
1.20ct Marquise
£132 GBP