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Cushion|Lab Grown|IGI

1.21ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG589379225

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG589379225

Diamond specifications and retailer prices

From £285 GBP
$382 USD
As of October 30, 2026
Save £544 GBP (66%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £829 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG589379225 or 589379225. Listed at 3 retailers as of October 29, 2026, with prices from £285 to £829, a £544 spread on the same certified stone. MOH London lists it at £829. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589379225
Dimensions7.72 × 5.45 × 3.68 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.72 mm5.45 mm1.21 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589379225
Side View
Table 61.0%Crown 34.3°Girdle: Med.Pavilion 35.6°Culet: NoneDepth 67.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £829 GBP|Low: £279 GBP|High: £882 GBP|Avg: £477 GBP|-4.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3£285 GBP
Retailer 6£311 GBP
Retailer 4£341 GBP
Retailer 7£386 GBP
Retailer 2£466 GBP
Retailer 8£473 GBP
Retailer 5£680 GBP
MOH London£829 GBP

11 data points across 8 retailers

3 retailers£285 GBP to £829 GBP

A
Cheapest Retailer
-
£285 GBP
$382 USD
B+
Retailer 2
-
£466 GBP
$625 USD
View
Most Expensive
B
MOH London
LG589379225 · Oct 29
£829 GBP
View
2 more retailers have this diamond
Prices start from £285 GBPSave up to £544 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
1.21ct Cushion
£285 GBP