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Cushion|Lab Grown|IGI

1.23ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG828658156

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828658156

Diamond specifications and retailer prices

From £153 GBP
$205 USD
As of October 31, 2026
Save £648 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £801 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828658156 or 828658156. Listed at 14 retailers as of October 29, 2026, with prices from £153 to £801, a £648 spread on the same certified stone. MOH London lists it at £801. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828658156
Dimensions7.28 × 5.56 × 3.76 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.28 mm5.56 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828658156
Side View
Table 56.0%Crown 37.6°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 67.6%

Caratlytics Score

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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: Oct 31
Current: £801 GBP|Low: £137 GBP|High: £1,011 GBP|Avg: £503 GBP|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 7£153 GBP
Retailer 10£209 GBP
Retailer 9£230 GBP
Retailer 13£284 GBP
Retailer 4£294 GBP
Retailer 8£304 GBP
Retailer 12£422 GBP
Retailer 5£425 GBP
Retailer 14£556 GBP
Retailer 11£569 GBP
Retailer 2£585 GBP
Retailer 3£657 GBP
Retailer 6£699 GBP
MOH London£801 GBP

34 data points across 14 retailers

14 retailers£153 GBP to £801 GBP

A
Cheapest Retailer
-
£153 GBP
$205 USD
Final sale: no returns
A
Retailer 2
-
£209 GBP
View
B+
Retailer 3
-
£230 GBP
$308 USD
View
A
Retailer 4
-
£284 GBP
€362 EUR
View
Retailer 5
-
£294 GBP
ZAR 6,369 ZAR
View
Price last confirmed 13 days ago
A
Retailer 6
-
£304 GBP
View
A
Retailer 7
-
£422 GBP
$565 USD
View
Retailer 8
-
£425 GBP
A$877 AUD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
£556 GBP
SGD 1,006 SGD
View
B+
Retailer 10
-
£569 GBP
$762 USD
View
B+
Retailer 11
-
£585 GBP
$784 USD
View
B+
Retailer 12
-
£657 GBP
$880 USD
View
Retailer 13
-
£699 GBP
A$1,441 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
MOH London
LG828658156 · Oct 29
£801 GBP
View
13 more retailers have this diamond
Prices start from £153 GBPSave up to £648 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
1.23ct Cushion
£153 GBP