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Cushion|Lab Grown|IGI

0.73ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG467144326

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG467144326

Diamond specifications and retailer prices

From $491 NZD
$277 USD
As of October 30, 2026
Save $1,613 NZD (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,105 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG467144326 or 467144326. Listed at 3 retailers as of October 29, 2026, with prices from $491 to $2,105, a $1,613 spread on the same certified stone. MOH London lists it at $2,105. 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

0.73
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467144326
Dimensions5.35 × 5.28 × 3.56 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 mm5.28 mm0.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467144326
Side View
Table 59.5%Crown 33.7°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,105 NZD|Low: $341 NZD|High: $2,120 NZD|Avg: $1,136 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 3$491 NZD
Retailer 2$508 NZD
Retailer 4$1,207 NZD
Retailer 5$1,277 NZD
Retailer 6$1,277 NZD
MOH London$2,105 NZD

34 data points across 6 retailers

3 retailers$491 NZD to $2,105 NZD

A
Cheapest Retailer
-
$491 NZD
$277 USD
A
Retailer 2
-
$508 NZD
£226 GBP
View
Most Expensive
B
MOH London
LG467144326 · Oct 29
$2,105 NZD
£934 GBP
View
2 more retailers have this diamond
Prices start from $491 NZDSave up to $1,613 NZD

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
0.73ct Cushion
$491 NZD