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Cushion|Lab Grown|IGI

1.54ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG677531929

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG677531929

Diamond specifications and retailer prices

From $279 USD
As of October 28, 2026
Save $1,381 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,660 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.54ct lab-grown cushion diamond

This 1.54ct 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 LG677531929 or 677531929. Listed at 17 retailers as of October 28, 2026, with prices from $279 to $1,660, a $1,381 spread on the same certified stone. Brilliant Earth lists it at $1,660. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677531929
Dimensions6.64 × 6.56 × 4.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.64 mm6.56 mm1.54 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677531929
Side View
Table 59.0%Crown 39.6°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 67.5%

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: Oct 28
Current: $1,660 USD|Low: $279 USD|High: $1,780 USD|Avg: $868 USD|-6.7%
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 7$279 USD
Retailer 16$309 USD
Retailer 18$420 USD
Retailer 10$490 USD
Retailer 5$512 USD
Retailer 12$530 USD
Retailer 2$564 USD
Retailer 11$583 USD
Retailer 13$720 USD
Retailer 17$785 USD
Retailer 8$1,044 USD
Retailer 3$1,134 USD
Retailer 14$1,238 USD
Retailer 4$1,251 USD
Retailer 6$1,255 USD
Retailer 9$1,350 USD
Retailer 15$1,350 USD
Brilliant Earth$1,660 USD

38 data points across 18 retailers

17 retailers$279 USD to $1,660 USD

A
Cheapest Retailer
-
$279 USD
Final sale: no returns
A
Retailer 2
-
$309 USD
View
B+
Retailer 3
-
$420 USD
View
A
Retailer 4
-
$512 USD
View
A
Retailer 5
-
$530 USD
ZAR 8,566 ZAR
View
A
Retailer 6
-
$564 USD
€537 EUR
View
A
Retailer 7
-
$583 USD
£459 GBP
View
A
Retailer 8
-
$720 USD
A$1,107 AUD
View
B+
Retailer 9
-
$785 USD
View
B+
Retailer 10
-
$1,044 USD
View
B+
Retailer 11
-
$1,134 USD
View
B+
Retailer 12
-
$1,238 USD
£975 GBP
View
Retailer 13
-
$1,251 USD
A$1,925 AUD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$1,281 USD
View
B
Retailer 15
-
$1,350 USD
View
Retailer 16
-
$1,350 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
14065458A · Oct 28
$1,660 USD
View
16 more retailers have this diamond
Prices start from $279 USDSave up to $1,381 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
1.54ct Cushion
$279 USD