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Cushion|Lab Grown|IGI

1.01ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG757541188

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG757541188

Diamond specifications and retailer prices

From £104 GBP
$139 USD
As of October 30, 2026
Save £861 GBP (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £965 GBP at MOH London · As of October 26, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG757541188 or 757541188. Listed at 10 retailers as of October 26, 2026, with prices from £104 to £965, a £861 spread on the same certified stone. MOH London lists it at £965. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757541188
Dimensions6.10 × 5.65 × 3.68 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.10 mm5.65 mm1.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757541188
Side View
Table 64.0%Crown 39°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 65.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £965 GBP|Low: £63 GBP|High: £975 GBP|Avg: £299 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3£63 GBP
Retailer 9£104 GBP
Retailer 2£192 GBP
Retailer 10£212 GBP
Retailer 6£219 GBP
Retailer 8£222 GBP
Retailer 5£226 GBP
Retailer 7£362 GBP
Retailer 4£366 GBP
Retailer 11£416 GBP
MOH London£965 GBP

42 data points across 11 retailers

10 retailers£104 GBP to £965 GBP

A
Cheapest Retailer
-
£104 GBP
$139 USD
Final sale: no returns
A
Retailer 2
-
£192 GBP
View
A
Retailer 3
-
£212 GBP
$284 USD
View
A
Retailer 4
-
£219 GBP
View
B+
Retailer 5
-
£222 GBP
$297 USD
View
A
Retailer 6
-
£226 GBP
€289 EUR
View
B+
Retailer 7
-
£362 GBP
$485 USD
View
B+
Retailer 8
-
£366 GBP
$490 USD
View
B
Retailer 9
-
£416 GBP
$557 USD
View
Most Expensive
B
MOH London
LG757541188 · Oct 26
£965 GBP
View
9 more retailers have this diamond
Prices start from £104 GBPSave up to £861 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
£104 GBP