CaratHunter
Plans
Cushion|Lab Grown|IGI

0.73ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG467164535

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG467164535

Diamond specifications and retailer prices

From $401 AUD
$282 USD
As of October 30, 2026
Save $1,314 AUD (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,716 AUD at MOH London · As of October 25, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG467164535 or 467164535. Listed at 4 retailers as of October 25, 2026, with prices from $401 to $1,716, a $1,314 spread on the same certified stone. MOH London lists it at $1,716. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467164535
Dimensions5.41 × 5.27 × 3.53 mm
L/W Ratio1.03
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
5.41 mm5.27 mm0.73 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467164535
Side View
Table 60.5%Crown 33.4°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 67.0%

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: $1,716 AUD|Low: $278 AUD|High: $1,734 AUD|Avg: $912 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3$401 AUD
Retailer 2$418 AUD
Retailer 4$544 AUD
Retailer 5$968 AUD
Retailer 6$1,182 AUD
Retailer 7$1,182 AUD
MOH London$1,716 AUD

36 data points across 7 retailers

4 retailers$401 AUD to $1,716 AUD

A
Cheapest Retailer
-
$401 AUD
$282 USD
A
Retailer 2
-
$418 AUD
£231 GBP
View
B+
Retailer 3
-
$544 AUD
$382 USD
View
Most Expensive
B
MOH London
LG467164535 · Oct 25
$1,716 AUD
£949 GBP
View
3 more retailers have this diamond
Prices start from $401 AUDSave up to $1,314 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
0.73ct Cushion
$401 AUD