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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 $354 SGD
$277 USD
As of October 28, 2026
Save $2,139 SGD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,493 SGD 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 $354 to $2,493, a $2,139 spread on the same certified stone. Brilliant Earth lists it at $2,493. 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 angle35.9°
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: $2,493 SGD|Low: $354 SGD|High: $2,518 SGD|Avg: $1,091 SGD|-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$354 SGD
Retailer 4$394 SGD
Retailer 17$539 SGD
Retailer 13$638 SGD
Retailer 11$677 SGD
Retailer 10$697 SGD
Retailer 6$734 SGD
Retailer 2$744 SGD
Retailer 12$918 SGD
Retailer 16$1,014 SGD
Retailer 5$1,214 SGD
Retailer 7$1,332 SGD
Retailer 3$1,462 SGD
Retailer 14$1,580 SGD
Retailer 9$1,724 SGD
Retailer 18$1,782 SGD
Retailer 15$1,956 SGD
Brilliant Earth$2,493 SGD

40 data points across 18 retailers

17 retailers$354 SGD to $2,493 SGD

A
Cheapest Retailer
-
$354 SGD
$277 USD
Final sale: no returns
A
Retailer 2
-
$394 SGD
$308 USD
View
B+
Retailer 3
-
$539 SGD
$422 USD
View
A
Retailer 4
-
$638 SGD
€475 EUR
View
A
Retailer 5
-
$677 SGD
ZAR 8,551 ZAR
View
A
Retailer 6
-
$734 SGD
$574 USD
View
A
Retailer 7
-
$744 SGD
£458 GBP
View
A
Retailer 8
-
$918 SGD
A$1,105 AUD
View
B+
Retailer 9
-
$1,014 SGD
$793 USD
View
B+
Retailer 10
-
$1,239 SGD
$969 USD
View
B+
Retailer 11
-
$1,332 SGD
$1,042 USD
View
B+
Retailer 12
-
$1,462 SGD
$1,144 USD
View
B+
Retailer 13
-
$1,580 SGD
£973 GBP
View
B
Retailer 14
-
$1,724 SGD
$1,348 USD
View
Retailer 15
-
$1,782 SGD
A$2,145 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
$1,956 SGD
$1,530 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
14064960A · Oct 29
$2,493 SGD
$1,950 USD
View
16 more retailers have this diamond
Prices start from $354 SGDSave up to $2,139 SGD

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
$354 SGD