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Cushion|Lab Grown|IGI

1.54ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG818644815

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG818644815

Diamond specifications and retailer prices

From $602 SGD
$470 USD
As of October 29, 2026
Save $2,800 SGD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,402 SGD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG818644815 or 818644815. Listed at 18 retailers as of October 27, 2026, with prices from $602 to $3,402, a $2,800 spread on the same certified stone. Queensmith lists it at $3,402. 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 angle42.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644815
Dimensions8.62 × 5.71 × 3.74 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizeLarge
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
8.62 mm5.71 mm1.54 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644815
Side View
Table 57.0%Crown 42.4°Girdle: MediumPavilion 40.6°Culet: LargeDepth 65.5%

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: $3,402 SGD|Low: $602 SGD|High: $3,402 SGD|Avg: $1,734 SGD
Queensmith
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 30, 2026
Retailer 16$602 SGD
Retailer 4$674 SGD
Retailer 10$707 SGD
Retailer 7$746 SGD
Retailer 9$783 SGD
Retailer 3$922 SGD
Retailer 12$929 SGD
Retailer 17$1,002 SGD
Retailer 2$1,238 SGD
Retailer 11$1,738 SGD
Retailer 14$2,007 SGD
Retailer 8$2,370 SGD
Retailer 15$2,399 SGD
Retailer 6$2,438 SGD
Retailer 18$2,633 SGD
Retailer 13$2,746 SGD
Retailer 5$2,794 SGD
Queensmith$3,402 SGD

44 data points across 18 retailers

18 retailers$602 SGD to $3,402 SGD

A
Cheapest Retailer
-
$602 SGD
$470 USD
A
Retailer 2
-
$674 SGD
$526 USD
View
Retailer 3
-
$707 SGD
$552 USD
View
Price last confirmed 37 days ago
Final sale: no returns
A
Retailer 4
-
$746 SGD
$582 USD
View
Retailer 5
-
$783 SGD
$611 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$922 SGD
$719 USD
View
A
Retailer 7
-
$929 SGD
$725 USD
View
B+
Retailer 8
-
$1,002 SGD
$782 USD
View
B+
Retailer 9
-
$1,238 SGD
£761 GBP
View
B
Retailer 10
-
$1,738 SGD
A$2,086 AUD
View
B
Retailer 11
-
$2,007 SGD
$1,566 USD
View
B
Retailer 12
-
$2,370 SGD
View
B
Retailer 13
-
$2,399 SGD
$1,872 USD
View
B
Retailer 14
-
$2,438 SGD
$1,902 USD
View
B
Retailer 15
-
$2,633 SGD
$2,054 USD
View
B
Retailer 16
-
$2,746 SGD
£1,687 GBP
View
B
Retailer 17
-
$2,794 SGD
$2,180 USD
View
Most Expensive
B
Queensmith
LG818644815 · Oct 27
$3,402 SGD
£2,090 GBP
View
17 more retailers have this diamond
Prices start from $602 SGDSave up to $2,800 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
$602 SGD