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Cushion|Lab Grown|IGI

1.02ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG663403532

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

Certificate IGI LG663403532

Diamond specifications and retailer prices

From £208 GBP
$277 USD
As of October 30, 2026
Save £1,587 GBP (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,795 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.02ct lab-grown cushion diamond

This 1.02ct 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 LG663403532 or 663403532. Listed at 23 retailers as of October 29, 2026, with prices from £208 to £1,795, a £1,587 spread on the same certified stone. Do Amore Diamonds lists it at £1,795. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG663403532
Dimensions6.13 × 5.85 × 3.83 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.13 mm5.85 mm1.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG663403532
Side View
Table 60.0%Crown 35°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 65.5%

Caratlytics Score

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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: £637 GBP|Low: £208 GBP|High: £1,194 GBP|Avg: £524 GBP|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8£208 GBP
Retailer 2£231 GBP
Retailer 4£300 GBP
Retailer 12£344 GBP
Retailer 7£406 GBP
Retailer 10£439 GBP
Retailer 6£449 GBP
Retailer 11£511 GBP
Retailer 5£539 GBP
Retailer 1£637 GBP
Retailer 3£751 GBP
Retailer 9£1,029 GBP
Retailer 13£1,194 GBP

43 data points across 13 retailers

23 retailers£208 GBP to £1,795 GBP

A
Cheapest Retailer
-
£208 GBP
$277 USD
Final sale: no returns
A
Retailer 2
-
£231 GBP
$308 USD
View
A
Retailer 3
-
£261 GBP
$348 USD
View
A
Retailer 4
-
£300 GBP
$399 USD
View
A
Retailer 5
-
£342 GBP
$456 USD
View
A
Retailer 6
-
£344 GBP
$458 USD
View
A
Retailer 7
-
£406 GBP
€515 EUR
View
A
Retailer 8
-
£439 GBP
ZAR 9,444 ZAR
View
A
Retailer 9
-
£449 GBP
View
A
Retailer 10
-
£511 GBP
$680 USD
View
A
Retailer 11
-
£539 GBP
$718 USD
View
B+
Retailer 12
-
£637 GBP
View
B+
Retailer 13
-
£741 GBP
CA$1,371 CAD
View
B+
Retailer 14
-
£751 GBP
$1,000 USD
View
B+
Retailer 15
-
£875 GBP
$1,165 USD
View
B+
Retailer 16
-
£947 GBP
$1,261 USD
View
B+
Retailer 17
-
£947 GBP
$1,261 USD
View
B
Retailer 18
-
£1,011 GBP
$1,347 USD
View
B+
Retailer 19
-
£1,029 GBP
View
Retailer 20
-
£1,194 GBP
$1,590 USD
View
Price last confirmed 13 days ago
B
Retailer 21
-
£1,422 GBP
$1,893 USD
View
B
Retailer 22
-
£1,472 GBP
$1,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-26F8D4346 · Oct 29
£1,795 GBP
$2,390 USD
View
22 more retailers have this diamond
Prices start from £208 GBPSave up to £1,587 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
1.02ct Cushion
£208 GBP