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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 $231 SGD
$181 USD
As of October 28, 2026
Save $1,967 SGD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,199 SGD 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 $231 to $2,199, a $1,967 spread on the same certified stone. Do Amore Diamonds lists it at $2,199. 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: $581 SGD|Low: $170 SGD|High: $1,611 SGD|Avg: $837 SGD|+19.6%
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 31, 2026
Retailer 12$231 SGD
Retailer 6$343 SGD
Retailer 7$422 SGD
Retailer 10$512 SGD
Retailer 1$581 SGD
Retailer 2$661 SGD
Retailer 13$707 SGD
Retailer 3$755 SGD
Retailer 11$951 SGD
Retailer 15$1,133 SGD
Retailer 5$1,138 SGD
Retailer 14$1,328 SGD
Retailer 9$1,374 SGD
Retailer 4$1,481 SGD
Retailer 8$1,611 SGD

34 data points across 15 retailers

18 retailers$231 SGD to $2,199 SGD

A+
Cheapest Retailer
-
$231 SGD
$181 USD
Final sale: no returns
B+
Retailer 2
-
$343 SGD
$268 USD
View
A
Retailer 3
-
$422 SGD
$330 USD
View
A
Retailer 4
-
$512 SGD
ZAR 6,476 ZAR
View
A
Retailer 5
-
$581 SGD
€433 EUR
View
A
Retailer 6
-
$661 SGD
$517 USD
View
A
Retailer 7
-
$707 SGD
A$851 AUD
View
B+
Retailer 8
-
$755 SGD
CA$820 CAD
View
B+
Retailer 9
-
$951 SGD
A$1,144 AUD
View
B+
Retailer 10
-
$1,133 SGD
$886 USD
View
B
Retailer 11
-
$1,138 SGD
$890 USD
View
B+
Retailer 12
-
$1,328 SGD
£818 GBP
View
B+
Retailer 13
-
$1,374 SGD
$1,075 USD
View
Retailer 14
-
$1,481 SGD
£912 GBP
View
Price last confirmed 12 days ago
B
Retailer 15
-
$1,598 SGD
$1,250 USD
View
B
Retailer 16
-
$1,598 SGD
$1,250 USD
View
B
Retailer 17
-
$1,611 SGD
$1,260 USD
View
Most Expensive
B
Do Amore Diamonds
32-LG668446591 · Oct 30
$2,199 SGD
$1,720 USD
View
17 more retailers have this diamond
Prices start from $231 SGDSave up to $1,967 SGD

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
$231 SGD