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Cushion|Lab Grown|IGI

1.18ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG7536065532

Certificate IGI LG7536065532

Diamond specifications and retailer prices

From £1,485 GBP
$1,990 USD
As of October 31, 2026
Save £187 GBP (11%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,672 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.18ct lab-grown cushion diamond

This 1.18ct 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 LG7536065532 or 7536065532. Listed at 2 retailers as of October 29, 2026, with a relatively tight 13% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG7536065532
Dimensions6.00 × 5.88 × 3.95 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizeNone
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
6.00 mm5.88 mm1.18 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG7536065532
Side View
Table 56.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £1,672 GBP|Low: £1,485 GBP|High: £2,109 GBP|Avg: £1,663 GBP|-3.0%
Brilliant Earth
Retailer 2
October 29, 2026
Retailer 2£1,485 GBP
Brilliant Earth£1,672 GBP

4 data points across 2 retailers

2 retailers£1,485 GBP to £1,672 GBP

B+
Cheapest Retailer
-
£1,485 GBP
$1,990 USD
Most Expensive
B
Brilliant Earth
15522318Y · Oct 29
£1,672 GBP
$2,240 USD
View
1 more retailer has this diamond
Prices start from £1,485 GBPSave up to £187 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.

B+
1.18ct Cushion
£1,485 GBP