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Cushion|Lab Grown|IGI

0.73ct J VS1 Cushion Lab Grown Diamond

EX • J/VS1 • IGI LG788668924

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG788668924

Diamond specifications and retailer prices

From $310 AUD
HK$1,700 HKD
As of November 1, 2026
Save $659 AUD (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,298 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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788668924 or 788668924. Listed at 11 retailers as of October 27, 2026, with a 213% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.9°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788668924
Dimensions5.03 × 5.02 × 3.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.03 mm5.02 mm0.73 ctJ / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788668924
Side View
Table 65.0%Crown 38.9°Girdle: STK-THKPavilion 34.5°Culet: NoneDepth 66.3%

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: Nov 1
Current: $1,298 AUD|Low: $310 AUD|High: $1,311 AUD|Avg: $653 AUD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 3$310 AUD
Retailer 4$438 AUD
Retailer 2$465 AUD
Retailer 7$477 AUD
Retailer 8$493 AUD
Retailer 9$505 AUD
Retailer 6$512 AUD
Retailer 11$606 AUD
Retailer 10$645 AUD
Retailer 13$758 AUD
Retailer 5$834 AUD
Retailer 12$969 AUD
MOH London$1,298 AUD

23 data points across 13 retailers

11 retailers$310 AUD to $969 AUD

A
Cheapest Retailer
-
$310 AUD
HK$1,700 HKD
A
Retailer 2
-
$465 AUD
€311 EUR
View
B+
Retailer 3
-
$477 AUD
$335 USD
View
Retailer 4
-
$493 AUD
ZAR 5,596 ZAR
View
Price last confirmed 9 days ago
Retailer 5
-
$505 AUD
$355 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$512 AUD
$360 USD
View
B
Retailer 7
-
$606 AUD
$426 USD
View
Retailer 8
-
$645 AUD
$453 USD
View
Price last confirmed 18 days ago
B
Retailer 9
-
$758 AUD
SGD 720 SGD
View
B
Retailer 10
-
$969 AUD
$681 USD
View
Most Expensive
MOH London
LG788668924 · Oct 25
$1,298 AUD
£718 GBP
View
Price last confirmed 7 days ago
10 more retailers have this diamond
Prices start from $310 AUDSave up to $659 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
$310 AUD