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Cushion|Lab Grown|IGI

0.73ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG586365932

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG586365932

Diamond specifications and retailer prices

From $555 AUD
£307 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $555 AUD at MD Diamonds and Jewellers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at MD Diamonds and Jewellers

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG586365932 or 586365932. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586365932
Dimensions5.14 × 4.92 × 3.26 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.14 mm4.92 mm0.73 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG586365932
Side View
Table 65.0%Crown 36.2°Girdle: MED-VTKPavilion 32.6°Culet: NoneDepth 66.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $237 AUD|Low: $154 AUD|High: $1,029 AUD|Avg: $626 AUD|-18.8%
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June 21, 2026
Retailer 5$154 AUD
Retailer 1$237 AUD
Retailer 9$372 AUD
Retailer 11$396 AUD
Retailer 6$473 AUD
Retailer 8$545 AUD
Retailer 3$562 AUD
Retailer 10$624 AUD
Retailer 4$639 AUD
Retailer 7$662 AUD
Retailer 12$940 AUD
Retailer 2$1,020 AUD

60 data points across 12 retailers

1 retailer

B+
MD Diamonds and Jewellers
LG586365932 · Oct 29
$555 AUD
£307 GBP
View

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.

B+
0.73ct Cushion
$555 AUD