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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG795697372

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795697372

Diamond specifications and retailer prices

From £240 GBP
$322 USD
As of November 1, 2026
Save £595 GBP (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £835 GBP at MOH London · As of November 1, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG795697372 or 795697372. Listed at 11 retailers as of November 1, 2026, with prices from £240 to £835, a £595 spread on the same certified stone. MOH London lists it at £835. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795697372
Dimensions11.40 × 5.49 × 3.39 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.40 mm5.49 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795697372
Side View
Table 64.0%Crown 32.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £835 GBP|Low: £239 GBP|High: £852 GBP|Avg: £472 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6£240 GBP
Retailer 10£248 GBP
Retailer 7£321 GBP
Retailer 2£325 GBP
Retailer 5£330 GBP
Retailer 3£429 GBP
Retailer 4£539 GBP
Retailer 9£602 GBP
Retailer 8£614 GBP
MOH London£835 GBP

43 data points across 10 retailers

11 retailers£240 GBP to £835 GBP

B+
Cheapest Retailer
-
£240 GBP
$322 USD
A
Retailer 2
-
£248 GBP
HK$2,600 HKD
View
A
Retailer 3
-
£321 GBP
$430 USD
View
A
Retailer 4
-
£325 GBP
View
A
Retailer 5
-
£330 GBP
€421 EUR
View
B+
Retailer 6
-
£429 GBP
$575 USD
View
B+
Retailer 7
-
£539 GBP
A$1,111 AUD
View
B+
Retailer 8
-
£602 GBP
$806 USD
View
B
Retailer 9
-
£614 GBP
$823 USD
View
B
Retailer 10
-
£672 GBP
CA$1,250 CAD
View
Most Expensive
B
MOH London
LG795697372 · Nov 1
£835 GBP
View
10 more retailers have this diamond
Prices start from £240 GBPSave up to £595 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
£240 GBP