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Cushion|Lab Grown|IGI

1.43ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG815697880

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815697880

Diamond specifications and retailer prices

From $260 USD
As of October 30, 2026
Save $1,280 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,540 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.43ct lab-grown cushion diamond

This 1.43ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG815697880 or 815697880. Listed at 15 retailers as of October 29, 2026, with prices from $260 to $1,540, a $1,280 spread on the same certified stone. Brilliant Earth lists it at $1,540. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815697880
Dimensions8.42 × 5.63 × 3.72 mm
L/W Ratio1.50
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
8.42 mm5.63 mm1.43 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815697880
Side View
Table 62.0%Crown 35.7°Girdle: MED-THKPavilion 33.6°Culet: NoneDepth 66.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,540 USD|Low: $246 USD|High: $1,540 USD|Avg: $714 USD
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 31, 2026
Retailer 15$260 USD
Retailer 5$274 USD
Retailer 9$479 USD
Retailer 11$491 USD
Retailer 12$498 USD
Retailer 10$538 USD
Retailer 2$547 USD
Retailer 14$707 USD
Retailer 13$754 USD
Retailer 8$760 USD
Retailer 3$936 USD
Retailer 4$984 USD
Retailer 6$1,099 USD
Retailer 7$1,240 USD
Brilliant Earth$1,540 USD

37 data points across 15 retailers

15 retailers$260 USD to $1,540 USD

A
Cheapest Retailer
-
$260 USD
Final sale: no returns
A
Retailer 2
-
$274 USD
View
A
Retailer 3
-
$479 USD
€456 EUR
View
A
Retailer 4
-
$491 USD
View
A
Retailer 5
-
$498 USD
ZAR 8,041 ZAR
View
A
Retailer 6
-
$538 USD
View
A
Retailer 7
-
$547 USD
£431 GBP
View
B+
Retailer 8
-
$707 USD
A$1,087 AUD
View
B+
Retailer 9
-
$754 USD
View
B+
Retailer 10
-
$760 USD
View
B+
Retailer 11
-
$936 USD
SGD 1,265 SGD
View
B+
Retailer 12
-
$984 USD
View
B+
Retailer 13
-
$1,099 USD
£865 GBP
View
Retailer 14
-
$1,240 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21422176A · Oct 29
$1,540 USD
View
14 more retailers have this diamond
Prices start from $260 USDSave up to $1,280 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
1.43ct Cushion
$260 USD