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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 $181 USD
As of October 28, 2026
Save $1,539 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,720 USD 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 $181 to $1,720, a $1,539 spread on the same certified stone. Do Amore Diamonds lists it at $1,720. 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
Color
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: $459 USD|Low: $133 USD|High: $1,260 USD|Avg: $654 USD|+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$181 USD
Retailer 6$268 USD
Retailer 7$330 USD
Retailer 10$401 USD
Retailer 1$459 USD
Retailer 2$517 USD
Retailer 13$553 USD
Retailer 3$591 USD
Retailer 11$744 USD
Retailer 15$886 USD
Retailer 5$890 USD
Retailer 14$1,039 USD
Retailer 9$1,075 USD
Retailer 4$1,158 USD
Retailer 8$1,260 USD

33 data points across 15 retailers

18 retailers$181 USD to $1,720 USD

A+
Cheapest Retailer
-
$181 USD
Final sale: no returns
B+
Retailer 2
-
$268 USD
View
A
Retailer 3
-
$330 USD
View
A
Retailer 4
-
$401 USD
ZAR 6,476 ZAR
View
A
Retailer 5
-
$459 USD
€437 EUR
View
A
Retailer 6
-
$517 USD
View
A
Retailer 7
-
$553 USD
A$851 AUD
View
B+
Retailer 8
-
$591 USD
CA$820 CAD
View
B+
Retailer 9
-
$744 USD
A$1,144 AUD
View
B+
Retailer 10
-
$886 USD
View
B
Retailer 11
-
$890 USD
View
B+
Retailer 12
-
$1,039 USD
£818 GBP
View
B+
Retailer 13
-
$1,075 USD
View
Retailer 14
-
$1,158 USD
£912 GBP
View
Price last confirmed 11 days ago
B
Retailer 15
-
$1,250 USD
View
B
Retailer 16
-
$1,250 USD
View
B
Retailer 17
-
$1,260 USD
View
Most Expensive
B
Do Amore Diamonds
32-LG668446591 · Oct 30
$1,720 USD
View
17 more retailers have this diamond
Prices start from $181 USDSave up to $1,539 USD

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
$181 USD