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Cushion|Lab Grown|IGI

1.51ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG659441390

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG659441390

Diamond specifications and retailer prices

From $291 USD
As of October 30, 2026
Save $2,279 USD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,570 USD at Brilliant Earth · As of October 25, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG659441390 or 659441390. Listed at 24 retailers as of October 25, 2026, with prices from $291 to $2,570, a $2,279 spread on the same certified stone. Brilliant Earth lists it at $2,570. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659441390
Dimensions7.88 × 6.12 × 4.04 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
7.88 mm6.12 mm1.51 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659441390
Side View
Table 60.0%Crown 36°Girdle: MediumPavilion 35.9°Culet: NoneDepth 66.0%

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: $2,570 USD|Low: $291 USD|High: $2,570 USD|Avg: $1,113 USD
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 5$291 USD
Retailer 3$324 USD
Retailer 2$379 USD
Retailer 26$460 USD
Retailer 15$480 USD
Retailer 12$486 USD
Retailer 22$565 USD
Retailer 25$614 USD
Retailer 21$630 USD
Retailer 23$713 USD
Retailer 10$717 USD
Retailer 11$757 USD
Retailer 24$831 USD
Retailer 13$895 USD
Retailer 18$919 USD
Retailer 6$1,041 USD
Retailer 9$1,151 USD
Retailer 7$1,229 USD
Retailer 4$1,313 USD
Retailer 16$1,386 USD
Retailer 27$1,434 USD
Retailer 20$1,716 USD
Retailer 17$1,883 USD
Retailer 8$2,070 USD
Retailer 19$2,248 USD
Retailer 14$2,547 USD
Brilliant Earth$2,570 USD

10 data points across 27 retailers

24 retailers$291 USD to $2,570 USD

A
Cheapest Retailer
-
$291 USD
Final sale: no returns
A
Retailer 2
-
$324 USD
View
A
Retailer 3
-
$379 USD
£298 GBP
View
A
Retailer 4
-
$460 USD
View
A
Retailer 5
-
$480 USD
View
A
Retailer 6
-
$486 USD
View
A
Retailer 7
-
$565 USD
€538 EUR
View
A
Retailer 8
-
$614 USD
ZAR 9,915 ZAR
View
A
Retailer 9
-
$630 USD
£496 GBP
View
A
Retailer 10
-
$642 USD
View
B+
Retailer 11
-
$717 USD
View
B+
Retailer 12
-
$757 USD
View
B+
Retailer 13
-
$831 USD
A$1,278 AUD
View
B+
Retailer 14
-
$895 USD
£705 GBP
View
B+
Retailer 15
-
$1,041 USD
CA$1,446 CAD
View
B+
Retailer 16
-
$1,151 USD
View
B
Retailer 17
-
$1,229 USD
View
B+
Retailer 18
-
$1,313 USD
View
B
Retailer 19
-
$1,386 USD
View
B
Retailer 20
-
$1,434 USD
£1,129 GBP
View
B
Retailer 21
-
$1,883 USD
View
B
Retailer 22
-
$2,070 USD
View
B
Retailer 23
-
$2,547 USD
View
Most Expensive
B
Brilliant Earth
22269252A · Oct 25
$2,570 USD
View
23 more retailers have this diamond
Prices start from $291 USDSave up to $2,279 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
1.51ct Cushion
$291 USD