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Cushion|Lab Grown|IGI

1.57ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG665409029

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG665409029

Diamond specifications and retailer prices

From $336 USD
As of October 29, 2026
Save $1,134 USD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,090 USD at Brilliant Earth · As of October 23, 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 LG665409029 or 665409029. Listed at 18 retailers as of October 29, 2026, with a 337% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409029
Dimensions6.86 × 6.86 × 7.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.86 mm6.86 mm1.57 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409029
Side View
Table 61.0%Crown 35.9°Girdle: ThickPavilion 42.7°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 29
Current: $3,090 USD|Low: $318 USD|High: $3,090 USD|Avg: $958 USD
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
October 30, 2026
Retailer 11$336 USD
Retailer 7$560 USD
Retailer 4$584 USD
Retailer 13$610 USD
Retailer 17$618 USD
Retailer 2$626 USD
Retailer 10$663 USD
Retailer 16$732 USD
Retailer 12$826 USD
Retailer 3$958 USD
Retailer 6$1,191 USD
Retailer 8$1,304 USD
Retailer 9$1,394 USD
Retailer 14$1,426 USD
Retailer 5$1,470 USD
Retailer 15$1,540 USD
Brilliant Earth$3,090 USD

38 data points across 17 retailers

18 retailers$336 USD to $1,470 USD

A
Cheapest Retailer
-
$336 USD
Final sale: no returns
A
Retailer 2
-
$560 USD
View
A
Retailer 3
-
$584 USD
View
A
Retailer 4
-
$610 USD
ZAR 9,862 ZAR
View
A
Retailer 5
-
$618 USD
View
A
Retailer 6
-
$626 USD
£493 GBP
View
A
Retailer 7
-
$663 USD
€631 EUR
View
A
Retailer 8
-
$732 USD
View
B+
Retailer 9
-
$826 USD
A$1,271 AUD
View
B+
Retailer 10
-
$958 USD
View
B+
Retailer 11
-
$1,168 USD
View
B+
Retailer 12
-
$1,191 USD
View
B
Retailer 13
-
$1,304 USD
View
Retailer 14
-
$1,394 USD
A$2,145 AUD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$1,426 USD
£1,123 GBP
View
B
Retailer 16
-
$1,470 USD
View
Retailer 17
-
$1,540 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
13235565A · Oct 23
$3,090 USD
View
Price last confirmed 7 days ago
17 more retailers have this diamond
Prices start from $336 USDSave up to $1,134 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
$336 USD