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Cushion|Lab Grown|IGI

1.54ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG830608389

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

Certificate IGI LG830608389

Diamond specifications and retailer prices

From $392 SGD
As of November 5, 2026
Save $2,086 SGD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,478 SGD at Brilliant Earth · As of November 4, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830608389 or 830608389. Listed at 15 retailers as of November 4, 2026, with prices from $392 to $2,478, a $2,086 spread on the same certified stone. Brilliant Earth lists it at $2,478. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830608389
Dimensions6.79 × 6.57 × 4.39 mm
L/W Ratio1.03
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
6.79 mm6.57 mm1.54 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830608389
Side View
Table 63.0%Crown 36.5°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $2,478 SGD|Low: $386 SGD|High: $2,478 SGD|Avg: $1,027 SGD|+1.6%
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
November 5, 2026
Retailer 2$392 SGD
Retailer 4$401 SGD
Retailer 13$607 SGD
Retailer 3$632 SGD
Retailer 12$644 SGD
Retailer 8$699 SGD
Retailer 14$814 SGD
Retailer 10$872 SGD
Retailer 11$964 SGD
Retailer 6$1,267 SGD
Retailer 7$1,470 SGD
Retailer 9$1,492 SGD
Retailer 15$1,519 SGD
Retailer 5$1,671 SGD
Brilliant Earth$2,478 SGD

22 data points across 15 retailers

15 retailers$392 SGD to $2,478 SGD

A
Cheapest Retailer
-
$392 SGD
A
Retailer 2
-
$401 SGD
View
Final sale: no returns
A
Retailer 3
-
$607 SGD
View
A
Retailer 4
-
$632 SGD
View
A
Retailer 5
-
$644 SGD
View
A
Retailer 6
-
$699 SGD
View
A
Retailer 7
-
$814 SGD
View
A
Retailer 8
-
$872 SGD
View
B+
Retailer 9
-
$964 SGD
View
B+
Retailer 10
-
$1,267 SGD
View
Retailer 11
-
$1,470 SGD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$1,492 SGD
View
B+
Retailer 13
-
$1,519 SGD
View
B
Retailer 14
-
$1,671 SGD
View
Most Expensive
B
Brilliant Earth
21141136A · Nov 4
$2,478 SGD
$1,940 USD
View
14 more retailers have this diamond
Prices start from $392 SGDSave up to $2,086 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
$392 SGD