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Cushion|Lab Grown|IGI

0.99ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG818659111

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818659111

Diamond specifications and retailer prices

From $300 AUD
$211 USD
As of October 30, 2026
Save $1,271 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,571 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.99ct lab-grown cushion diamond

This 0.99ct lab-grown cushion sits in the just-under-one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818659111 or 818659111. Listed at 14 retailers as of October 29, 2026, with prices from $300 to $1,571, a $1,271 spread on the same certified stone. MOH London lists it at $1,571. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659111
Dimensions7.44 × 4.97 × 3.38 mm
L/W Ratio1.50
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 Type II
Top View
7.44 mm4.97 mm0.99 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659111
Side View
Table 60.0%Crown 33.4°Girdle: STK-VTKPavilion 34.6°Culet: NoneDepth 68.0%

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: $1,571 AUD|Low: $283 AUD|High: $1,666 AUD|Avg: $810 AUD|+6.9%
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 12$300 AUD
Retailer 5$313 AUD
Retailer 2$562 AUD
Retailer 13$566 AUD
Retailer 9$588 AUD
Retailer 6$608 AUD
Retailer 10$616 AUD
Retailer 3$781 AUD
Retailer 7$853 AUD
Retailer 11$1,152 AUD
Retailer 4$1,203 AUD
Retailer 8$1,295 AUD
MOH London$1,571 AUD

41 data points across 13 retailers

14 retailers$300 AUD to $1,571 AUD

A
Cheapest Retailer
-
$300 AUD
$211 USD
Final sale: no returns
A
Retailer 2
-
$313 AUD
$220 USD
View
A
Retailer 3
-
$562 AUD
€376 EUR
View
A
Retailer 4
-
$566 AUD
ZAR 6,426 ZAR
View
A
Retailer 5
-
$588 AUD
$413 USD
View
A
Retailer 6
-
$608 AUD
£336 GBP
View
A
Retailer 7
-
$616 AUD
$433 USD
View
A
Retailer 8
-
$781 AUD
View
B+
Retailer 9
-
$853 AUD
$599 USD
View
B+
Retailer 10
-
$1,027 AUD
SGD 975 SGD
View
B+
Retailer 11
-
$1,152 AUD
$809 USD
View
Retailer 12
-
$1,203 AUD
$845 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$1,295 AUD
$910 USD
View
Most Expensive
B
MOH London
LG818659111 · Oct 29
$1,571 AUD
£869 GBP
View
13 more retailers have this diamond
Prices start from $300 AUDSave up to $1,271 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
0.99ct Cushion
$300 AUD