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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 $139 USD
As of October 30, 2026
Save $1,154 USD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,293 USD 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 $139 to $1,293, a $1,154 spread on the same certified stone. MOH London lists it at $1,293. 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
Color
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

How it works →
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: $1,293 USD|Low: $85 USD|High: $1,307 USD|Avg: $401 USD|+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$85 USD
Retailer 9$139 USD
Retailer 2$257 USD
Retailer 10$284 USD
Retailer 6$294 USD
Retailer 8$297 USD
Retailer 5$303 USD
Retailer 7$485 USD
Retailer 4$490 USD
Retailer 11$557 USD
MOH London$1,293 USD

42 data points across 11 retailers

10 retailers$139 USD to $1,293 USD

A
Cheapest Retailer
-
$139 USD
Final sale: no returns
A
Retailer 2
-
$257 USD
£202 GBP
View
A
Retailer 3
-
$284 USD
View
A
Retailer 4
-
$294 USD
£231 GBP
View
B+
Retailer 5
-
$297 USD
View
A
Retailer 6
-
$303 USD
€289 EUR
View
B+
Retailer 7
-
$485 USD
View
B+
Retailer 8
-
$490 USD
View
B
Retailer 9
-
$557 USD
View
Most Expensive
B
MOH London
LG757541188 · Oct 26
$1,293 USD
£1,018 GBP
View
9 more retailers have this diamond
Prices start from $139 USDSave up to $1,154 USD

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
$139 USD