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Cushion|Lab Grown|IGI

1.01ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG662489970

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG662489970

Diamond specifications and retailer prices

From £206 GBP
$276 USD
As of October 30, 2026
Save £1,563 GBP (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,769 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG662489970 or 662489970. Listed at 25 retailers as of October 29, 2026, with prices from £206 to £1,769, a £1,563 spread on the same certified stone. Do Amore Diamonds lists it at £1,769. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662489970
Dimensions6.58 × 5.39 × 3.66 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.58 mm5.39 mm1.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662489970
Side View
Table 60.0%Crown 36.6°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 67.9%

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: £627 GBP|Low: £206 GBP|High: £1,381 GBP|Avg: £552 GBP|+1.2%
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 7£206 GBP
Retailer 3£228 GBP
Retailer 6£296 GBP
Retailer 2£340 GBP
Retailer 9£401 GBP
Retailer 11£432 GBP
Retailer 8£442 GBP
Retailer 15£502 GBP
Retailer 14£531 GBP
Retailer 10£613 GBP
Retailer 1£627 GBP
Retailer 12£731 GBP
Retailer 5£742 GBP
Retailer 13£1,014 GBP
Retailer 4£1,343 GBP

44 data points across 15 retailers

25 retailers£206 GBP to £1,769 GBP

A
Cheapest Retailer
-
£206 GBP
$276 USD
Final sale: no returns
A
Retailer 2
-
£228 GBP
$306 USD
View
A
Retailer 3
-
£255 GBP
$342 USD
View
A
Retailer 4
-
£296 GBP
$397 USD
View
A
Retailer 5
-
£335 GBP
$449 USD
View
A
Retailer 6
-
£340 GBP
$455 USD
View
A
Retailer 7
-
£401 GBP
€512 EUR
View
A
Retailer 8
-
£432 GBP
ZAR 9,360 ZAR
View
A
Retailer 9
-
£442 GBP
View
A
Retailer 10
-
£502 GBP
$673 USD
View
A
Retailer 11
-
£531 GBP
$711 USD
View
A
Retailer 12
-
£613 GBP
A$1,263 AUD
View
A
Retailer 13
-
£627 GBP
View
B+
Retailer 14
-
£730 GBP
CA$1,358 CAD
View
B+
Retailer 15
-
£731 GBP
A$1,507 AUD
View
B+
Retailer 16
-
£742 GBP
$994 USD
View
B+
Retailer 17
-
£861 GBP
$1,154 USD
View
B+
Retailer 18
-
£934 GBP
$1,252 USD
View
B+
Retailer 19
-
£934 GBP
$1,252 USD
View
B+
Retailer 20
-
£1,000 GBP
$1,340 USD
View
Retailer 21
-
£1,014 GBP
View
Price last confirmed 9 days ago
Retailer 22
-
£1,343 GBP
$1,800 USD
View
Price last confirmed 9 days ago
B
Retailer 23
-
£1,399 GBP
$1,874 USD
View
B
Retailer 24
-
£1,448 GBP
$1,940 USD
View
Most Expensive
B
Do Amore Diamonds
27-4F3291894 · Oct 29
£1,769 GBP
$2,370 USD
View
24 more retailers have this diamond
Prices start from £206 GBPSave up to £1,563 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
1.01ct Cushion
£206 GBP