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Cushion|Lab Grown|IGI

1.01ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG677514326

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG677514326

Diamond specifications and retailer prices

From €141 EUR
$158 USD
As of October 30, 2026
Save €610 EUR (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €751 EUR at MOH London · As of October 29, 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 LG677514326 or 677514326. Listed at 10 retailers as of October 29, 2026, with prices from €141 to €751, a €610 spread on the same certified stone. MOH London lists it at €751. 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 angle31.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677514326
Dimensions6.89 × 5.51 × 3.65 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm5.51 mm1.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677514326
Side View
Table 62.0%Crown 31.2°Girdle: MED-VTKPavilion 40.8°Culet: NoneDepth 66.2%

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: €751 EUR|Low: €141 EUR|High: €751 EUR|Avg: €335 EUR|+1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10€141 EUR
Retailer 8€159 EUR
Retailer 9€260 EUR
Retailer 4€271 EUR
Retailer 3€294 EUR
Retailer 5€300 EUR
Retailer 7€303 EUR
Retailer 2€377 EUR
Retailer 6€558 EUR
MOH London€751 EUR

42 data points across 10 retailers

10 retailers€141 EUR to €751 EUR

A
Cheapest Retailer
-
€141 EUR
$158 USD
Final sale: no returns
A
Retailer 2
-
€159 EUR
$178 USD
View
A
Retailer 3
-
€260 EUR
$290 USD
View
A
Retailer 4
-
€271 EUR
£239 GBP
View
A
Retailer 5
-
€294 EUR
$328 USD
View
A
Retailer 6
-
€300 EUR
£264 GBP
View
A
Retailer 7
-
€303 EUR
View
B+
Retailer 8
-
€377 EUR
$421 USD
View
B+
Retailer 9
-
€558 EUR
$623 USD
View
Most Expensive
B
MOH London
LG677514326 · Oct 29
€751 EUR
£661 GBP
View
9 more retailers have this diamond
Prices start from €141 EURSave up to €610 EUR

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
€141 EUR