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Cushion|Lab Grown|IGI

1.14ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG653437309

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG653437309

Diamond specifications and retailer prices

From £360 GBP
$483 USD
As of October 30, 2026
Save £1,178 GBP (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,538 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.14ct lab-grown cushion diamond

This 1.14ct 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 LG653437309 or 653437309. Listed at 18 retailers as of October 30, 2026, with prices from £360 to £1,538, a £1,178 spread on the same certified stone. With Clarity lists it at £1,538. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.14
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653437309
Dimensions7.58 × 5.12 × 3.60 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.58 mm5.12 mm1.14 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653437309
Side View
Table 64.0%Crown 36.1°Girdle: MED-THKPavilion 41.5°Culet: NoneDepth 70.3%

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: £660 GBP|Low: £360 GBP|High: £1,642 GBP|Avg: £849 GBP|+2.7%
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
Retailer 14
October 31, 2026
Retailer 6£360 GBP
Retailer 14£400 GBP
Retailer 4£463 GBP
Retailer 3£558 GBP
Retailer 10£637 GBP
Retailer 1£660 GBP
Retailer 11£688 GBP
Retailer 9£875 GBP
Retailer 8£975 GBP
Retailer 2£1,009 GBP
Retailer 5£1,172 GBP
Retailer 13£1,175 GBP
Retailer 7£1,366 GBP
Retailer 12£1,472 GBP

42 data points across 14 retailers

18 retailers£360 GBP to £1,538 GBP

A
Cheapest Retailer
-
£360 GBP
$483 USD
Final sale: no returns
A
Retailer 2
-
£400 GBP
$536 USD
View
A
Retailer 3
-
£460 GBP
$617 USD
View
A
Retailer 4
-
£463 GBP
$620 USD
View
A
Retailer 5
-
£558 GBP
$748 USD
View
A
Retailer 6
-
£637 GBP
€813 EUR
View
A
Retailer 7
-
£660 GBP
View
A
Retailer 8
-
£688 GBP
ZAR 14,885 ZAR
View
B+
Retailer 9
-
£875 GBP
A$1,804 AUD
View
B+
Retailer 10
-
£975 GBP
A$2,010 AUD
View
B+
Retailer 11
-
£1,009 GBP
$1,352 USD
View
B
Retailer 12
-
£1,172 GBP
View
Retailer 13
-
£1,175 GBP
$1,575 USD
View
Price last confirmed 12 days ago
B
Retailer 14
-
£1,310 GBP
$1,756 USD
View
B
Retailer 15
-
£1,366 GBP
$1,830 USD
View
B
Retailer 16
-
£1,444 GBP
$1,935 USD
View
B
Retailer 17
-
£1,472 GBP
View
Most Expensive
B
With Clarity
653437309 · Oct 31
£1,538 GBP
$2,061 USD
View
17 more retailers have this diamond
Prices start from £360 GBPSave up to £1,178 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
1.14ct Cushion
£360 GBP