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Cushion|Lab Grown|IGI

1.28ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG807663026

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG807663026

Diamond specifications and retailer prices

From £196 GBP
$262 USD
As of October 30, 2026
Save £872 GBP (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,067 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG807663026 or 807663026. Listed at 14 retailers as of October 29, 2026, with prices from £196 to £1,067, a £872 spread on the same certified stone. Brilliant Earth lists it at £1,067. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807663026
Dimensions6.25 × 6.19 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.25 mm6.19 mm1.28 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807663026
Side View
Table 63.0%Crown 35.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,067 GBP|Low: £167 GBP|High: £1,067 GBP|Avg: £493 GBP|+10.0%
Brilliant Earth
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 9£196 GBP
Retailer 11£229 GBP
Retailer 5£299 GBP
Retailer 13£310 GBP
Retailer 16£323 GBP
Retailer 2£340 GBP
Retailer 15£389 GBP
Retailer 4£432 GBP
Retailer 3£471 GBP
Retailer 7£473 GBP
Retailer 6£536 GBP
Retailer 8£576 GBP
Retailer 12£640 GBP
Retailer 14£875 GBP
Retailer 10£895 GBP
Brilliant Earth£1,067 GBP

17 data points across 16 retailers

14 retailers£196 GBP to £1,067 GBP

A
Cheapest Retailer
-
£196 GBP
$262 USD
Final sale: no returns
A
Retailer 2
-
£229 GBP
View
A
Retailer 3
-
£310 GBP
€396 EUR
View
A
Retailer 4
-
£323 GBP
$433 USD
View
A
Retailer 5
-
£340 GBP
View
A
Retailer 6
-
£389 GBP
$521 USD
View
A
Retailer 7
-
£432 GBP
$579 USD
View
Retailer 8
-
£471 GBP
A$970 AUD
View
Price last confirmed 7 days ago
Retailer 9
-
£536 GBP
$718 USD
View
Price last confirmed 72 days ago
Retailer 10
-
£576 GBP
A$1,188 AUD
View
Price last confirmed 95 days ago
B+
Retailer 11
-
£640 GBP
$858 USD
View
B
Retailer 12
-
£875 GBP
View
B
Retailer 13
-
£895 GBP
$1,200 USD
View
Most Expensive
B
Brilliant Earth
20231684A · Oct 29
£1,067 GBP
$1,430 USD
View
13 more retailers have this diamond
Prices start from £196 GBPSave up to £872 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
1.28ct Cushion
£196 GBP