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Cushion|Lab Grown|IGI

1.57ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG677531981

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG677531981

Diamond specifications and retailer prices

From $388 CAD
$277 USD
As of October 28, 2026
Save $2,342 CAD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,729 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.57ct lab-grown cushion diamond

This 1.57ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677531981 or 677531981. Listed at 17 retailers as of October 28, 2026, with prices from $388 to $2,729, a $2,342 spread on the same certified stone. Brilliant Earth lists it at $2,729. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677531981
Dimensions6.89 × 6.70 × 4.21 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm6.70 mm1.57 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677531981
Side View
Table 66.0%Crown 35.9°Girdle: STK-THKPavilion 36.7°Culet: NoneDepth 62.8%

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: $2,729 CAD|Low: $388 CAD|High: $2,757 CAD|Avg: $1,193 CAD|-1.0%
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 28, 2026
Retailer 8$388 CAD
Retailer 4$431 CAD
Retailer 17$591 CAD
Retailer 13$698 CAD
Retailer 11$741 CAD
Retailer 10$763 CAD
Retailer 6$803 CAD
Retailer 2$815 CAD
Retailer 12$1,005 CAD
Retailer 16$1,110 CAD
Retailer 5$1,330 CAD
Retailer 7$1,458 CAD
Retailer 3$1,601 CAD
Retailer 14$1,729 CAD
Retailer 9$1,887 CAD
Retailer 18$1,951 CAD
Retailer 15$2,141 CAD
Brilliant Earth$2,729 CAD

41 data points across 18 retailers

17 retailers$388 CAD to $2,729 CAD

A
Cheapest Retailer
-
$388 CAD
$277 USD
Final sale: no returns
A
Retailer 2
-
$431 CAD
$308 USD
View
B+
Retailer 3
-
$591 CAD
$422 USD
View
A
Retailer 4
-
$698 CAD
€475 EUR
View
A
Retailer 5
-
$741 CAD
ZAR 8,551 ZAR
View
A
Retailer 6
-
$803 CAD
$574 USD
View
A
Retailer 7
-
$815 CAD
£458 GBP
View
A
Retailer 8
-
$1,005 CAD
A$1,105 AUD
View
B+
Retailer 9
-
$1,110 CAD
$793 USD
View
B+
Retailer 10
-
$1,356 CAD
$969 USD
View
B+
Retailer 11
-
$1,458 CAD
$1,042 USD
View
B+
Retailer 12
-
$1,601 CAD
$1,144 USD
View
B+
Retailer 13
-
$1,729 CAD
£973 GBP
View
B
Retailer 14
-
$1,887 CAD
$1,348 USD
View
Retailer 15
-
$1,951 CAD
A$2,145 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
$2,141 CAD
$1,530 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
14064960A · Oct 29
$2,729 CAD
$1,950 USD
View
16 more retailers have this diamond
Prices start from $388 CADSave up to $2,342 CAD

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
1.57ct Cushion
$388 CAD