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Cushion|Lab Grown|IGI

0.77ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG467144044

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG467144044

Diamond specifications and retailer prices

From £215 GBP
$286 USD
As of October 28, 2026
Save £713 GBP (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £928 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.77ct lab-grown cushion diamond

This 0.77ct lab-grown cushion sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG467144044 or 467144044. Listed at 3 retailers as of October 28, 2026, with prices from £215 to £928, a £713 spread on the same certified stone. MOH London lists it at £928. 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

0.77
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467144044
Dimensions5.35 × 5.31 × 3.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
5.35 mm5.31 mm0.77 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467144044
Side View
Table 58.5%Crown 35.3°Girdle: THN-THKPavilion 40.4°Culet: NoneDepth 68.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: £928 GBP|Low: £150 GBP|High: £934 GBP|Avg: £513 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3£215 GBP
Retailer 2£226 GBP
Retailer 4£541 GBP
Retailer 5£593 GBP
Retailer 6£593 GBP
MOH London£928 GBP

34 data points across 6 retailers

3 retailers£215 GBP to £928 GBP

A
Cheapest Retailer
-
£215 GBP
$286 USD
A
Retailer 2
-
£226 GBP
View
Most Expensive
B
MOH London
LG467144044 · Oct 29
£928 GBP
View
2 more retailers have this diamond
Prices start from £215 GBPSave up to £713 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
0.77ct Cushion
£215 GBP