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Cushion|Lab Grown|IGI

1.28ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG628494128

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG628494128

Diamond specifications and retailer prices

From £199 GBP
$267 USD
As of October 30, 2026
Save £1,517 GBP (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,717 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG628494128 or 628494128. Listed at 12 retailers as of October 30, 2026, with prices from £199 to £1,717, a £1,517 spread on the same certified stone. Do Amore Diamonds lists it at £1,717. 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 angle29.7°
Pavilion angle43.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628494128
Dimensions7.57 × 5.92 × 3.86 mm
L/W Ratio1.28
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
7.57 mm5.92 mm1.28 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628494128
Side View
Table 66.0%Crown 29.7°Girdle: MediumPavilion 43.9°Culet: NoneDepth 65.2%

Caratlytics Score

How it works →
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 30
Current: £1,717 GBP|Low: £199 GBP|High: £1,717 GBP|Avg: £582 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 16
October 31, 2026
Retailer 4£199 GBP
Retailer 9£300 GBP
Retailer 7£306 GBP
Retailer 13£309 GBP
Retailer 6£316 GBP
Retailer 15£372 GBP
Retailer 12£458 GBP
Retailer 2£464 GBP
Retailer 10£595 GBP
Retailer 8£660 GBP
Retailer 5£776 GBP
Retailer 11£832 GBP
Retailer 3£911 GBP
Retailer 16£983 GBP
Retailer 14£985 GBP
Do Amore Diamonds£1,717 GBP

22 data points across 16 retailers

12 retailers£199 GBP to £1,717 GBP

A
Cheapest Retailer
-
£199 GBP
$267 USD
Final sale: no returns
A
Retailer 2
-
£300 GBP
View
A
Retailer 3
-
£309 GBP
$414 USD
View
A
Retailer 4
-
£372 GBP
$499 USD
View
A
Retailer 5
-
£458 GBP
$613 USD
View
A
Retailer 6
-
£464 GBP
View
B+
Retailer 7
-
£595 GBP
A$1,226 AUD
View
B
Retailer 8
-
£832 GBP
CA$1,548 CAD
View
B
Retailer 9
-
£911 GBP
$1,221 USD
View
B
Retailer 10
-
£983 GBP
$1,317 USD
View
Retailer 11
-
£985 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-C800A5ECB · Oct 31
£1,717 GBP
$2,300 USD
View
11 more retailers have this diamond
Prices start from £199 GBPSave up to £1,517 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
£199 GBP