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Cushion|Lab Grown|IGI

0.99ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG668446591

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG668446591

Diamond specifications and retailer prices

From $258 AUD
$181 USD
As of October 28, 2026
Save $2,191 AUD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,449 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 LG668446591 or 668446591. Listed at 18 retailers as of October 28, 2026, with prices from $258 to $2,449, a $2,191 spread on the same certified stone. Do Amore Diamonds lists it at $2,449. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668446591
Dimensions6.48 × 5.29 × 3.51 mm
L/W Ratio1.22
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
6.48 mm5.29 mm0.99 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668446591
Side View
Table 64.0%Crown 33.6°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A+
Exceptional
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 28
Current: $653 AUD|Low: $189 AUD|High: $1,794 AUD|Avg: $931 AUD|+20.7%
Retailer 1
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
Retailer 15
October 29, 2026
Retailer 12$258 AUD
Retailer 6$382 AUD
Retailer 7$470 AUD
Retailer 10$571 AUD
Retailer 1$653 AUD
Retailer 2$736 AUD
Retailer 13$787 AUD
Retailer 3$841 AUD
Retailer 11$1,059 AUD
Retailer 15$1,262 AUD
Retailer 5$1,267 AUD
Retailer 14$1,479 AUD
Retailer 9$1,530 AUD
Retailer 4$1,649 AUD
Retailer 8$1,794 AUD

33 data points across 15 retailers

18 retailers$258 AUD to $2,449 AUD

A+
Cheapest Retailer
-
$258 AUD
$181 USD
Final sale: no returns
B+
Retailer 2
-
$382 AUD
$268 USD
View
A
Retailer 3
-
$470 AUD
$330 USD
View
A
Retailer 4
-
$571 AUD
ZAR 6,476 ZAR
View
A
Retailer 5
-
$653 AUD
€437 EUR
View
A
Retailer 6
-
$736 AUD
$517 USD
View
A
Retailer 7
-
$787 AUD
View
B+
Retailer 8
-
$841 AUD
CA$820 CAD
View
B+
Retailer 9
-
$1,059 AUD
View
B+
Retailer 10
-
$1,262 AUD
$886 USD
View
B
Retailer 11
-
$1,267 AUD
$890 USD
View
B+
Retailer 12
-
$1,479 AUD
£818 GBP
View
B+
Retailer 13
-
$1,530 AUD
$1,075 USD
View
Retailer 14
-
$1,649 AUD
£912 GBP
View
Price last confirmed 12 days ago
B
Retailer 15
-
$1,780 AUD
$1,250 USD
View
B
Retailer 16
-
$1,780 AUD
$1,250 USD
View
B
Retailer 17
-
$1,794 AUD
$1,260 USD
View
Most Expensive
B
Do Amore Diamonds
32-LG668446591 · Oct 30
$2,449 AUD
$1,720 USD
View
17 more retailers have this diamond
Prices start from $258 AUDSave up to $2,191 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
$258 AUD