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Cushion|Lab Grown|IGI

1.64ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG786680792

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786680792

Diamond specifications and retailer prices

From $294 USD
As of October 30, 2026
Save $2,316 USD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,610 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.64ct lab-grown cushion diamond

This 1.64ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786680792 or 786680792. Listed at 15 retailers as of October 28, 2026, with prices from $294 to $2,610, a $2,316 spread on the same certified stone. Brilliant Earth lists it at $2,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786680792
Dimensions7.78 × 6.04 × 4.12 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm6.04 mm1.64 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786680792
Side View
Table 64.0%Crown 35.8°Girdle: STK-VTKPavilion 36.5°Culet: NoneDepth 68.2%

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: Oct 30
Current: $2,610 USD|Low: $291 USD|High: $2,830 USD|Avg: $829 USD|-5.1%
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
October 30, 2026
Retailer 9$294 USD
Retailer 4$329 USD
Retailer 14$500 USD
Retailer 11$544 USD
Retailer 6$557 USD
Retailer 3$584 USD
Retailer 8$594 USD
Retailer 12$623 USD
Retailer 2$671 USD
Retailer 5$774 USD
Retailer 13$1,100 USD
Retailer 10$1,267 USD
Retailer 7$1,280 USD
Retailer 15$1,327 USD
Brilliant Earth$2,610 USD

39 data points across 15 retailers

15 retailers$294 USD to $2,610 USD

A
Cheapest Retailer
-
$294 USD
Final sale: no returns
A
Retailer 2
-
$329 USD
View
A
Retailer 3
-
$500 USD
View
A
Retailer 4
-
$544 USD
View
Retailer 5
-
$557 USD
ZAR 9,001 ZAR
View
Price last confirmed 7 days ago
A
Retailer 6
-
$584 USD
€556 EUR
View
A
Retailer 7
-
$594 USD
View
A
Retailer 8
-
$623 USD
£491 GBP
View
A
Retailer 9
-
$671 USD
View
B+
Retailer 10
-
$774 USD
A$1,190 AUD
View
B+
Retailer 11
-
$1,100 USD
View
B+
Retailer 12
-
$1,267 USD
View
B
Retailer 13
-
$1,280 USD
£1,008 GBP
View
B+
Retailer 14
-
$1,327 USD
£1,045 GBP
View
Most Expensive
B
Brilliant Earth
19825166A · Oct 28
$2,610 USD
View
14 more retailers have this diamond
Prices start from $294 USDSave up to $2,316 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
1.64ct Cushion
$294 USD