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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 $277 USD
As of October 28, 2026
Save $1,673 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,950 USD 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 $277 to $1,950, a $1,673 spread on the same certified stone. Brilliant Earth lists it at $1,950. 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: $1,950 USD|Low: $277 USD|High: $1,970 USD|Avg: $852 USD|-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$277 USD
Retailer 4$308 USD
Retailer 17$422 USD
Retailer 13$499 USD
Retailer 11$529 USD
Retailer 10$545 USD
Retailer 6$574 USD
Retailer 2$582 USD
Retailer 12$718 USD
Retailer 16$793 USD
Retailer 5$950 USD
Retailer 7$1,042 USD
Retailer 3$1,144 USD
Retailer 14$1,236 USD
Retailer 9$1,348 USD
Retailer 18$1,394 USD
Retailer 15$1,530 USD
Brilliant Earth$1,950 USD

41 data points across 18 retailers

17 retailers$277 USD to $1,950 USD

A
Cheapest Retailer
-
$277 USD
Final sale: no returns
A
Retailer 2
-
$308 USD
View
B+
Retailer 3
-
$422 USD
View
A
Retailer 4
-
$499 USD
€475 EUR
View
A
Retailer 5
-
$529 USD
ZAR 8,551 ZAR
View
A
Retailer 6
-
$574 USD
View
A
Retailer 7
-
$582 USD
£458 GBP
View
A
Retailer 8
-
$718 USD
A$1,105 AUD
View
B+
Retailer 9
-
$793 USD
View
B+
Retailer 10
-
$969 USD
View
B+
Retailer 11
-
$1,042 USD
View
B+
Retailer 12
-
$1,144 USD
View
B+
Retailer 13
-
$1,236 USD
£973 GBP
View
B
Retailer 14
-
$1,348 USD
View
Retailer 15
-
$1,394 USD
A$2,145 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
$1,530 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
14064960A · Oct 29
$1,950 USD
View
16 more retailers have this diamond
Prices start from $277 USDSave up to $1,673 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
1.57ct Cushion
$277 USD