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Cushion|Lab Grown|IGI

1.57ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG804668747

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG804668747

Diamond specifications and retailer prices

From $795 NZD
HK$3,500 HKD
As of October 31, 2026
Save $2,087 NZD (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,660 NZD at Brilliant Earth · As of September 24, 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 LG804668747 or 804668747. Listed at 17 retailers as of October 29, 2026, with a 263% 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804668747
Dimensions6.57 × 6.56 × 4.41 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.57 mm6.56 mm1.57 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804668747
Side View
Table 61.0%Crown 35.1°Girdle: STK-THKPavilion 39°Culet: NoneDepth 67.2%

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: $5,660 NZD|Low: $646 NZD|High: $5,660 NZD|Avg: $2,028 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4$646 NZD
Retailer 10$967 NZD
Retailer 2$1,140 NZD
Retailer 9$1,230 NZD
Retailer 5$1,268 NZD
Retailer 8$1,668 NZD
Retailer 6$1,746 NZD
Retailer 3$2,290 NZD
Retailer 12$2,509 NZD
Retailer 11$2,777 NZD
Retailer 7$2,882 NZD
Brilliant Earth$5,660 NZD

43 data points across 12 retailers

17 retailers$795 NZD to $2,882 NZD

Retailer 1
-
$646 NZD
$364 USD
Price last confirmed 12 days ago
Final sale: no returns
A
Retailer 2
-
$795 NZD
HK$3,500 HKD
View
A
Retailer 3
-
$962 NZD
$542 USD
View
A
Retailer 4
-
$967 NZD
$545 USD
View
A
Retailer 5
-
$1,140 NZD
€612 EUR
View
A
Retailer 6
-
$1,230 NZD
ZAR 11,195 ZAR
View
A
Retailer 7
-
$1,268 NZD
£563 GBP
View
A
Retailer 8
-
$1,322 NZD
$745 USD
View
B+
Retailer 9
-
$1,668 NZD
A$1,446 AUD
View
B+
Retailer 10
-
$1,746 NZD
$984 USD
View
B
Retailer 11
-
$2,290 NZD
SGD 1,744 SGD
View
B
Retailer 12
-
$2,379 NZD
$1,341 USD
View
B+
Retailer 13
-
$2,509 NZD
$1,414 USD
View
Retailer 14
-
$2,777 NZD
$1,565 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
$2,827 NZD
$1,593 USD
View
B+
Retailer 16
-
$2,882 NZD
£1,279 GBP
View
Most Expensive
Brilliant Earth
21305425A · Sep 24
$5,660 NZD
$3,190 USD
View
Price last confirmed 37 days ago
16 more retailers have this diamond
Prices start from $795 NZDSave up to $2,087 NZD

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
$795 NZD