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Cushion|Lab Grown|IGI

1.22ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG803603927

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

Certificate IGI LG803603927

Diamond specifications and retailer prices

From £175 GBP
$235 USD
As of October 31, 2026
Save £832 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,008 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.22ct lab-grown cushion diamond

This 1.22ct 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 LG803603927 or 803603927. Listed at 14 retailers as of October 30, 2026, with prices from £175 to £1,008, a £832 spread on the same certified stone. Brilliant Earth lists it at £1,008. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803603927
Dimensions6.17 × 6.17 × 4.14 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.17 mm6.17 mm1.22 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803603927
Side View
Table 63.0%Crown 37.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 67.1%

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: £1,008 GBP|Low: £172 GBP|High: £1,022 GBP|Avg: £530 GBP|-1.5%
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 2£175 GBP
Retailer 8£196 GBP
Retailer 15£319 GBP
Retailer 3£330 GBP
Retailer 12£337 GBP
Retailer 9£360 GBP
Retailer 11£423 GBP
Retailer 4£469 GBP
Retailer 10£517 GBP
Retailer 14£666 GBP
Retailer 16£683 GBP
Retailer 6£698 GBP
Retailer 7£751 GBP
Retailer 5£770 GBP
Retailer 13£916 GBP
Brilliant Earth£1,008 GBP

35 data points across 16 retailers

14 retailers£175 GBP to £1,008 GBP

A
Cheapest Retailer
-
£175 GBP
$235 USD
Final sale: no returns
A
Retailer 2
-
£319 GBP
€407 EUR
View
A
Retailer 3
-
£330 GBP
ZAR 7,133 ZAR
View
A
Retailer 4
-
£337 GBP
$451 USD
View
A
Retailer 5
-
£360 GBP
View
B+
Retailer 6
-
£423 GBP
$567 USD
View
B+
Retailer 7
-
£469 GBP
A$966 AUD
View
B+
Retailer 8
-
£517 GBP
$693 USD
View
B+
Retailer 9
-
£666 GBP
$893 USD
View
B+
Retailer 10
-
£683 GBP
A$1,408 AUD
View
Retailer 11
-
£698 GBP
$935 USD
View
Price last confirmed 16 days ago
B+
Retailer 12
-
£770 GBP
View
B
Retailer 13
-
£916 GBP
$1,228 USD
View
Most Expensive
B
Brilliant Earth
20048443A · Oct 30
£1,008 GBP
$1,350 USD
View
13 more retailers have this diamond
Prices start from £175 GBPSave up to £832 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
1.22ct Cushion
£175 GBP