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Marquise|Lab Grown|IGI

1.20ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG772604721

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG772604721

Diamond specifications and retailer prices

From £247 GBP
As of November 4, 2026
Save £607 GBP (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £854 GBP at MOH London · As of November 2, 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 LG772604721 or 772604721. Listed at 12 retailers as of November 2, 2026, with prices from £247 to £854, a £607 spread on the same certified stone. MOH London lists it at £854. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772604721
Dimensions10.66 × 5.42 × 3.45 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.66 mm5.42 mm1.20 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG772604721
Side View
Table 60.0%Crown 36°Girdle: THK-VTKPavilion 38.9°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
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: £854 GBP|Low: £241 GBP|High: £864 GBP|Avg: £477 GBP|+1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 8£247 GBP
Retailer 12£247 GBP
Retailer 2£331 GBP
Retailer 10£331 GBP
Retailer 5£334 GBP
Retailer 3£360 GBP
Retailer 9£441 GBP
Retailer 7£520 GBP
Retailer 4£594 GBP
Retailer 11£627 GBP
Retailer 6£661 GBP
MOH London£854 GBP

43 data points across 12 retailers

12 retailers£247 GBP to £854 GBP

B+
Cheapest Retailer
-
£247 GBP
A
Retailer 2
-
£247 GBP
View
A
Retailer 3
-
£331 GBP
View
A
Retailer 4
-
£331 GBP
View
Retailer 5
-
£334 GBP
View
Price last confirmed 10 days ago
B+
Retailer 6
-
£441 GBP
View
Retailer 7
-
£520 GBP
View
Price last confirmed 9 days ago
B
Retailer 8
-
£614 GBP
View
B
Retailer 9
-
£618 GBP
View
B
Retailer 10
-
£627 GBP
View
B
Retailer 11
-
£661 GBP
View
Most Expensive
B
MOH London
LG772604721 · Nov 2
£854 GBP
View
11 more retailers have this diamond
Prices start from £247 GBPSave up to £607 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
£247 GBP