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Cushion|Lab Grown|IGI

1.45ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG816615816

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG816615816

Diamond specifications and retailer prices

From $256 USD
As of November 4, 2026
Save $1,604 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,860 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.45ct lab-grown cushion diamond

This 1.45ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816615816 or 816615816. Listed at 17 retailers as of November 4, 2026, with prices from $256 to $1,860, a $1,604 spread on the same certified stone. Brilliant Earth lists it at $1,860. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615816
Dimensions6.55 × 6.50 × 4.27 mm
L/W Ratio1.01
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
6.55 mm6.50 mm1.45 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615816
Side View
Table 64.0%Crown 35.9°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 65.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,860 USD|Low: $252 USD|High: $2,030 USD|Avg: $801 USD|-8.4%
Brilliant Earth
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
Retailer 16
November 5, 2026
Retailer 15$256 USD
Retailer 7$280 USD
Retailer 4$484 USD
Retailer 12$491 USD
Retailer 14$491 USD
Retailer 2$527 USD
Retailer 10$695 USD
Retailer 11$756 USD
Retailer 5$763 USD
Retailer 3$806 USD
Retailer 16$947 USD
Retailer 6$966 USD
Retailer 8$1,097 USD
Retailer 9$1,136 USD
Retailer 13$1,400 USD
Brilliant Earth$1,860 USD

39 data points across 16 retailers

17 retailers$256 USD to $1,860 USD

A
Cheapest Retailer
-
$256 USD
Final sale: no returns
Retailer 2
-
$280 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$484 USD
View
A
Retailer 4
-
$491 USD
View
A
Retailer 5
-
$491 USD
View
A
Retailer 6
-
$527 USD
View
A
Retailer 7
-
$695 USD
View
B+
Retailer 8
-
$756 USD
View
A
Retailer 9
-
$763 USD
View
B+
Retailer 10
-
$806 USD
View
B+
Retailer 11
-
$947 USD
View
B+
Retailer 12
-
$966 USD
View
Retailer 13
-
$1,097 USD
View
Price last confirmed 22 days ago
B+
Retailer 14
-
$1,136 USD
View
B+
Retailer 15
-
$1,400 USD
View
B
Retailer 16
-
$1,410 USD
View
Most Expensive
B
Brilliant Earth
21421610A · Nov 4
$1,860 USD
View
16 more retailers have this diamond
Prices start from $256 USDSave up to $1,604 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
1.45ct Cushion
$256 USD