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Cushion|Lab Grown|IGI

1.03ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG822622804

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG822622804

Diamond specifications and retailer prices

From £257 GBP
$344 USD
As of October 30, 2026
Save £952 GBP (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,209 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG822622804 or 822622804. Listed at 17 retailers as of October 29, 2026, with prices from £257 to £1,209, a £952 spread on the same certified stone. Brilliant Earth lists it at £1,209. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG822622804
Dimensions6.76 × 5.33 × 3.77 mm
L/W Ratio1.27
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.76 mm5.33 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG822622804
Side View
Table 64.0%Crown 36°Girdle: MED-STKPavilion 40°Culet: NoneDepth 70.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,209 GBP|Low: £257 GBP|High: £1,246 GBP|Avg: £641 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 12£257 GBP
Retailer 3£285 GBP
Retailer 2£403 GBP
Retailer 11£403 GBP
Retailer 6£448 GBP
Retailer 10£490 GBP
Retailer 5£506 GBP
Retailer 9£695 GBP
Retailer 8£742 GBP
Retailer 4£1,115 GBP
Retailer 7£1,148 GBP
Brilliant Earth£1,209 GBP

42 data points across 12 retailers

17 retailers£257 GBP to £1,209 GBP

A
Cheapest Retailer
-
£257 GBP
$344 USD
Final sale: no returns
A
Retailer 2
-
£285 GBP
$382 USD
View
A
Retailer 3
-
£315 GBP
HK$3,300 HKD
View
A
Retailer 4
-
£403 GBP
$540 USD
View
A
Retailer 5
-
£403 GBP
$540 USD
View
A
Retailer 6
-
£448 GBP
€572 EUR
View
A
Retailer 7
-
£461 GBP
$618 USD
View
A
Retailer 8
-
£490 GBP
ZAR 10,598 ZAR
View
A
Retailer 9
-
£506 GBP
View
B+
Retailer 10
-
£695 GBP
A$1,433 AUD
View
B+
Retailer 11
-
£742 GBP
A$1,529 AUD
View
B+
Retailer 12
-
£759 GBP
SGD 1,375 SGD
View
B+
Retailer 13
-
£951 GBP
$1,274 USD
View
B
Retailer 14
-
£1,115 GBP
View
B
Retailer 15
-
£1,148 GBP
$1,538 USD
View
B
Retailer 16
-
£1,148 GBP
View
Most Expensive
B
Brilliant Earth
20870779A · Oct 29
£1,209 GBP
$1,620 USD
View
16 more retailers have this diamond
Prices start from £257 GBPSave up to £952 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
1.03ct Cushion
£257 GBP