Cushion|Lab Grown|IGI

1.51ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG794629398

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG794629398

Diamond specifications and retailer prices

From $393 USD
As of October 29, 2026
Save $2,211 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,604 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG794629398 or 794629398. Listed at 20 retailers as of October 27, 2026, with prices from $393 to $2,604, a $2,211 spread on the same certified stone. Queensmith lists it at $2,604. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794629398
Dimensions7.29 × 6.62 × 4.03 mm
L/W Ratio1.10
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
7.29 mm6.62 mm1.51 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794629398
Side View
Table 56.0%Crown 33.7°Girdle: THK-VTKPavilion 41.3°Culet: NoneDepth 60.9%

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 29
Current: $557 USD|Low: $393 USD|High: $2,033 USD|Avg: $1,125 USD|-10.5%
Retailer 1
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Retailer 19
October 30, 2026
Retailer 2$393 USD
Retailer 5$440 USD
Retailer 8$487 USD
Retailer 15$487 USD
Retailer 11$490 USD
Retailer 1$557 USD
Retailer 18$603 USD
Retailer 14$635 USD
Retailer 3$655 USD
Retailer 12$799 USD
Retailer 13$1,130 USD
Retailer 16$1,366 USD
Retailer 7$1,417 USD
Retailer 10$1,553 USD
Retailer 17$1,565 USD
Retailer 9$1,602 USD
Retailer 4$1,809 USD
Retailer 6$1,824 USD
Retailer 19$1,913 USD

43 data points across 19 retailers

20 retailers$393 USD to $2,604 USD

A
Cheapest Retailer
-
$393 USD
A
Retailer 2
-
$440 USD
View
A
Retailer 3
-
$487 USD
View
A
Retailer 4
-
$487 USD
View
Retailer 5
-
$490 USD
View
Price last confirmed 19 days ago
Final sale: no returns
A
Retailer 6
-
$557 USD
£439 GBP
View
A
Retailer 7
-
$603 USD
View
A
Retailer 8
-
$635 USD
View
A
Retailer 9
-
$655 USD
View
B+
Retailer 10
-
$799 USD
£629 GBP
View
B+
Retailer 11
-
$1,130 USD
A$1,739 AUD
View
B
Retailer 12
-
$1,366 USD
View
B
Retailer 13
-
$1,417 USD
£1,116 GBP
View
B
Retailer 14
-
$1,553 USD
SGD 2,098 SGD
View
B
Retailer 15
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$1,565 USD
View
B
Retailer 16
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$1,602 USD
View
B
Retailer 17
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$1,809 USD
View
B
Retailer 18
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$1,824 USD
View
B
Retailer 19
-
$1,913 USD
£1,506 GBP
View
Most Expensive
B
Queensmith
LG794629398 · Oct 27
$2,604 USD
£2,050 GBP
View
19 more retailers have this diamond
Prices start from $393 USDSave up to $2,211 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
$393 USD