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Cushion|Lab Grown|IGI

1.99ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG786670056

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786670056

Diamond specifications and retailer prices

From $434 USD
As of November 3, 2026
Save $2,356 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,790 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.99ct lab-grown cushion diamond

This 1.99ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786670056 or 786670056. Listed at 18 retailers as of November 3, 2026, with prices from $434 to $2,790, a $2,356 spread on the same certified stone. Brilliant Earth lists it at $2,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786670056
Dimensions8.35 × 6.54 × 4.48 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.35 mm6.54 mm1.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786670056
Side View
Table 60.0%Crown 36.8°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 68.5%

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 3
Current: $2,790 USD|Low: $175 USD|High: $2,950 USD|Avg: $999 USD|-4.1%
Brilliant Earth
Retailer 2
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November 3, 2026
Retailer 15$175 USD
Retailer 8$315 USD
Retailer 9$434 USD
Retailer 20$451 USD
Retailer 6$466 USD
Retailer 21$470 USD
Retailer 4$471 USD
Retailer 16$528 USD
Retailer 13$601 USD
Retailer 14$609 USD
Retailer 3$668 USD
Retailer 10$776 USD
Retailer 25$823 USD
Retailer 22$897 USD
Retailer 17$1,077 USD
Retailer 7$1,131 USD
Retailer 12$1,266 USD
Retailer 19$1,323 USD
Retailer 18$1,376 USD
Retailer 23$1,445 USD
Retailer 11$1,496 USD
Retailer 24$1,551 USD
Retailer 2$1,896 USD
Retailer 5$2,500 USD
Brilliant Earth$2,790 USD

30 data points across 25 retailers

18 retailers$434 USD to $2,790 USD

A
Cheapest Retailer
-
$434 USD
A
Retailer 2
-
$451 USD
£355 GBP
View
B+
Retailer 3
-
$466 USD
View
A
Retailer 4
-
$470 USD
View
A
Retailer 5
-
$471 USD
View
A
Retailer 6
-
$601 USD
€572 EUR
View
A
Retailer 7
-
$668 USD
View
Retailer 8
-
$776 USD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$823 USD
View
B+
Retailer 10
-
$897 USD
A$1,380 AUD
View
B+
Retailer 11
-
$1,131 USD
CA$1,571 CAD
View
B+
Retailer 12
-
$1,323 USD
A$2,035 AUD
View
Retailer 13
-
$1,445 USD
View
Price last confirmed 15 days ago
B
Retailer 14
-
$1,496 USD
View
Retailer 15
-
$1,551 USD
£1,221 GBP
View
Price last confirmed 16 days ago
B
Retailer 16
-
$1,896 USD
View
B
Retailer 17
-
$2,500 USD
View
Most Expensive
B
Brilliant Earth
21683134A · Nov 3
$2,790 USD
View
17 more retailers have this diamond
Prices start from $434 USDSave up to $2,356 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
1.99ct Cushion
$434 USD