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Cushion|Lab Grown|IGI

0.99ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG662438953

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG662438953

Diamond specifications and retailer prices

From $289 AUD
$203 USD
As of October 30, 2026
Save $1,328 AUD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,617 AUD at Reve Diamonds · As of October 30, 2026
View at Reve 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG662438953 or 662438953. Listed at 17 retailers as of October 30, 2026, with prices from $289 to $1,617, a $1,328 spread on the same certified stone. Reve Diamonds lists it at $1,617. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662438953
Dimensions6.92 × 5.27 × 3.53 mm
L/W Ratio1.31
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
6.92 mm5.27 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662438953
Side View
Table 63.0%Crown 35.3°Girdle: MED-STKPavilion 37°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: $575 AUD|Low: $289 AUD|High: $1,617 AUD|Avg: $840 AUD|+3.7%
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
Reve Diamonds
October 31, 2026
Retailer 13$289 AUD
Retailer 4$322 AUD
Retailer 8$565 AUD
Retailer 14$568 AUD
Retailer 1$575 AUD
Retailer 10$581 AUD
Retailer 2$661 AUD
Retailer 11$801 AUD
Retailer 12$824 AUD
Retailer 3$853 AUD
Retailer 7$940 AUD
Retailer 6$1,102 AUD
Retailer 5$1,110 AUD
Retailer 9$1,510 AUD
Reve Diamonds$1,617 AUD

42 data points across 15 retailers

17 retailers$289 AUD to $1,617 AUD

A
Cheapest Retailer
-
$289 AUD
$203 USD
Final sale: no returns
A
Retailer 2
-
$322 AUD
$226 USD
View
A
Retailer 3
-
$503 AUD
$353 USD
View
A
Retailer 4
-
$565 AUD
€378 EUR
View
A
Retailer 5
-
$568 AUD
$399 USD
View
A
Retailer 6
-
$575 AUD
£318 GBP
View
A
Retailer 7
-
$581 AUD
ZAR 6,589 ZAR
View
B+
Retailer 8
-
$661 AUD
$464 USD
View
B+
Retailer 9
-
$801 AUD
View
B+
Retailer 10
-
$824 AUD
View
B+
Retailer 11
-
$853 AUD
$599 USD
View
Retailer 12
-
$916 AUD
$643 USD
View
B+
Retailer 13
-
$940 AUD
$660 USD
View
B
Retailer 14
-
$1,110 AUD
$780 USD
View
B
Retailer 15
-
$1,125 AUD
$790 USD
View
B
Retailer 16
-
$1,510 AUD
£835 GBP
View
Most Expensive
B
Reve Diamonds
CD8BCFFC1 · Oct 30
$1,617 AUD
$1,136 USD
View
16 more retailers have this diamond
Prices start from $289 AUDSave up to $1,328 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
$289 AUD