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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 $478 AUD
$336 USD
As of October 31, 2026
Save $1,614 AUD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,399 AUD 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 30, 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
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409029
Dimensions7.07 × 6.86 × 4.63 mm
L/W Ratio1.03
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
7.07 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 31
Current: $4,399 AUD|Low: $453 AUD|High: $4,399 AUD|Avg: $1,394 AUD
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 31, 2026
Retailer 12$478 AUD
Retailer 11$790 AUD
Retailer 5$831 AUD
Retailer 14$869 AUD
Retailer 3$880 AUD
Retailer 10$886 AUD
Retailer 2$937 AUD
Retailer 17$1,042 AUD
Retailer 13$1,176 AUD
Retailer 4$1,364 AUD
Retailer 7$1,696 AUD
Retailer 8$1,856 AUD
Retailer 9$1,985 AUD
Retailer 15$2,030 AUD
Retailer 6$2,092 AUD
Retailer 16$2,192 AUD
Brilliant Earth$4,399 AUD

38 data points across 17 retailers

18 retailers$478 AUD to $2,092 AUD

A
Cheapest Retailer
-
$478 AUD
$336 USD
Final sale: no returns
A
Retailer 2
-
$790 AUD
$555 USD
View
A
Retailer 3
-
$831 AUD
$584 USD
View
A
Retailer 4
-
$869 AUD
ZAR 9,862 ZAR
View
A
Retailer 5
-
$880 AUD
$618 USD
View
A
Retailer 6
-
$886 AUD
£490 GBP
View
A
Retailer 7
-
$937 AUD
€627 EUR
View
A
Retailer 8
-
$1,042 AUD
$732 USD
View
B+
Retailer 9
-
$1,176 AUD
View
B+
Retailer 10
-
$1,364 AUD
$958 USD
View
B+
Retailer 11
-
$1,663 AUD
$1,168 USD
View
B+
Retailer 12
-
$1,696 AUD
$1,191 USD
View
B
Retailer 13
-
$1,856 AUD
$1,304 USD
View
Retailer 14
-
$1,985 AUD
View
Price last confirmed 29 days ago
B+
Retailer 15
-
$2,030 AUD
£1,123 GBP
View
B
Retailer 16
-
$2,092 AUD
$1,470 USD
View
Retailer 17
-
$2,192 AUD
$1,540 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
13235565A · Oct 23
$4,399 AUD
$3,090 USD
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $478 AUDSave up to $1,614 AUD

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
$478 AUD