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Cushion|Lab Grown|IGI

1.53ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG780665353

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG780665353

Diamond specifications and retailer prices

From $815 AUD
$571 USD
As of November 1, 2026
Save $3,583 AUD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,398 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780665353 or 780665353. Listed at 10 retailers as of November 1, 2026, with prices from $815 to $4,398, a $3,583 spread on the same certified stone. MOH London lists it at $4,398. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665353
Dimensions8.35 × 5.96 × 3.97 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeLarge
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
8.35 mm5.96 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665353
Side View
Table 60.0%Crown 34.4°Girdle: MED-THKPavilion 41.9°Culet: LargeDepth 66.6%

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: Nov 1
Current: $4,398 AUD|Low: $815 AUD|High: $9,223 AUD|Avg: $3,706 AUD|-18.2%
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
Retailer 14
November 1, 2026
Retailer 13$815 AUD
Retailer 10$913 AUD
Retailer 14$1,370 AUD
Retailer 11$1,557 AUD
Retailer 2$1,790 AUD
Retailer 8$2,169 AUD
Retailer 4$2,182 AUD
Retailer 9$2,508 AUD
Retailer 12$2,843 AUD
Retailer 7$2,935 AUD
Retailer 5$3,959 AUD
MOH London$4,398 AUD
Retailer 6$8,904 AUD
Retailer 3$9,223 AUD

30 data points across 14 retailers

10 retailers$815 AUD to $4,398 AUD

A
Cheapest Retailer
-
$815 AUD
$571 USD
A
Retailer 2
-
$913 AUD
$640 USD
View
A
Retailer 3
-
$1,370 AUD
$960 USD
View
Final sale: no returns
A
Retailer 4
-
$1,557 AUD
$1,091 USD
View
A
Retailer 5
-
$1,790 AUD
€1,195 EUR
View
B+
Retailer 6
-
$2,169 AUD
$1,520 USD
View
B+
Retailer 7
-
$2,508 AUD
$1,758 USD
View
B+
Retailer 8
-
$2,843 AUD
$1,992 USD
View
B+
Retailer 9
-
$2,935 AUD
$2,057 USD
View
Most Expensive
B
MOH London
LG780665353 · Nov 1
$4,398 AUD
£2,427 GBP
View
9 more retailers have this diamond
Prices start from $815 AUDSave up to $3,583 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
1.53ct Cushion
$815 AUD