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Cushion|Lab Grown|IGI

0.85ct E SI1 Cushion Lab Grown Diamond

VG • E/SI1 • IGI LG467143977

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG467143977

Diamond specifications and retailer prices

From $378 AUD
£209 GBP
As of October 30, 2026
Save $1,520 AUD (80%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,898 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.85ct lab-grown cushion diamond

This 0.85ct lab-grown cushion sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG467143977 or 467143977. Listed at 4 retailers as of October 29, 2026, with prices from $378 to $1,898, a $1,520 spread on the same certified stone. MOH London lists it at $1,898. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.85
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467143977
Dimensions5.53 × 5.50 × 3.81 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
5.53 mm5.50 mm0.85 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467143977
Side View
Table 57.5%Crown 34.1°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 69.3%

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: $1,898 AUD|Low: $306 AUD|High: $1,911 AUD|Avg: $984 AUD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2$378 AUD
Retailer 3$433 AUD
Retailer 4$568 AUD
Retailer 5$1,125 AUD
Retailer 6$1,281 AUD
Retailer 7$1,281 AUD
MOH London$1,898 AUD

34 data points across 7 retailers

4 retailers$378 AUD to $1,898 AUD

A
Cheapest Retailer
-
$378 AUD
£209 GBP
A
Retailer 2
-
$433 AUD
$304 USD
View
B+
Retailer 3
-
$568 AUD
$399 USD
View
Most Expensive
B
MOH London
LG467143977 · Oct 29
$1,898 AUD
£1,050 GBP
View
3 more retailers have this diamond
Prices start from $378 AUDSave up to $1,520 AUD

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
0.85ct Cushion
$378 AUD