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Cushion|Lab Grown|IGI

1.20ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG786681230

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786681230

Diamond specifications and retailer prices

From £149 GBP
$199 USD
As of October 28, 2026
Save £632 GBP (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £781 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.2ct lab-grown cushion diamond

This 1.2ct lab-grown cushion 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 LG786681230 or 786681230. Listed at 10 retailers as of October 28, 2026, with prices from £149 to £781, a £632 spread on the same certified stone. MOH London lists it at £781. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786681230
Dimensions7.47 × 5.59 × 3.69 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.47 mm5.59 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG786681230
Side View
Table 62.0%Crown 35.8°Girdle: THN-THKPavilion 37.7°Culet: NoneDepth 66.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: £781 GBP|Low: £146 GBP|High: £781 GBP|Avg: £339 GBP|+2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 9£149 GBP
Retailer 6£166 GBP
Retailer 5£285 GBP
Retailer 4£285 GBP
Retailer 7£295 GBP
Retailer 3£298 GBP
Retailer 8£319 GBP
Retailer 10£352 GBP
Retailer 2£569 GBP
MOH London£781 GBP

41 data points across 10 retailers

10 retailers£149 GBP to £781 GBP

A
Cheapest Retailer
-
£149 GBP
$199 USD
Final sale: no returns
A
Retailer 2
-
£166 GBP
$221 USD
View
A
Retailer 3
-
£285 GBP
ZAR 6,136 ZAR
View
A
Retailer 4
-
£285 GBP
€362 EUR
View
A
Retailer 5
-
£295 GBP
$393 USD
View
A
Retailer 6
-
£298 GBP
View
A
Retailer 7
-
£319 GBP
$425 USD
View
A
Retailer 8
-
£352 GBP
$469 USD
View
B+
Retailer 9
-
£569 GBP
$758 USD
View
Most Expensive
B
MOH London
LG786681230 · Oct 29
£781 GBP
View
9 more retailers have this diamond
Prices start from £149 GBPSave up to £632 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 Cushion
£149 GBP