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Cushion|Lab Grown|IGI

1.54ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG677531929

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG677531929

Diamond specifications and retailer prices

From $358 SGD
$279 USD
As of October 30, 2026
Save $1,770 SGD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,128 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677531929 or 677531929. Listed at 17 retailers as of October 28, 2026, with prices from $358 to $2,128, a $1,770 spread on the same certified stone. Brilliant Earth lists it at $2,128. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677531929
Dimensions6.64 × 6.56 × 4.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.64 mm6.56 mm1.54 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677531929
Side View
Table 59.0%Crown 39.6°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
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 30
Current: $2,128 SGD|Low: $358 SGD|High: $2,281 SGD|Avg: $1,112 SGD|-6.7%
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 29, 2026
Retailer 7$358 SGD
Retailer 16$396 SGD
Retailer 18$538 SGD
Retailer 10$628 SGD
Retailer 5$656 SGD
Retailer 12$680 SGD
Retailer 2$723 SGD
Retailer 11$748 SGD
Retailer 13$922 SGD
Retailer 17$1,006 SGD
Retailer 8$1,338 SGD
Retailer 3$1,453 SGD
Retailer 14$1,587 SGD
Retailer 4$1,604 SGD
Retailer 6$1,609 SGD
Retailer 9$1,730 SGD
Retailer 15$1,730 SGD
Brilliant Earth$2,128 SGD

38 data points across 18 retailers

17 retailers$358 SGD to $2,128 SGD

A
Cheapest Retailer
-
$358 SGD
$279 USD
Final sale: no returns
A
Retailer 2
-
$396 SGD
$309 USD
View
B+
Retailer 3
-
$538 SGD
$420 USD
View
A
Retailer 4
-
$656 SGD
$512 USD
View
A
Retailer 5
-
$680 SGD
ZAR 8,566 ZAR
View
A
Retailer 6
-
$723 SGD
€537 EUR
View
A
Retailer 7
-
$748 SGD
£459 GBP
View
A
Retailer 8
-
$922 SGD
A$1,107 AUD
View
B+
Retailer 9
-
$1,006 SGD
$785 USD
View
B+
Retailer 10
-
$1,338 SGD
$1,044 USD
View
B+
Retailer 11
-
$1,453 SGD
$1,134 USD
View
B+
Retailer 12
-
$1,587 SGD
£975 GBP
View
Retailer 13
-
$1,604 SGD
A$1,925 AUD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$1,642 SGD
$1,281 USD
View
B
Retailer 15
-
$1,730 SGD
$1,350 USD
View
Retailer 16
-
$1,730 SGD
$1,350 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
14065458A · Oct 28
$2,128 SGD
$1,660 USD
View
16 more retailers have this diamond
Prices start from $358 SGDSave up to $1,770 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
1.54ct Cushion
$358 SGD