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Cushion|Natural|GIA

1.54ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6542283800

Certificate GIA 6542283800

Diamond specifications and retailer prices

From $5,561 SGD
$4,348 USD
As of November 1, 2026
Save $5,648 SGD (50%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,209 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.54ct natural cushion diamond

This 1.54ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542283800. Listed at 18 retailers as of November 1, 2026, with prices from $5,561 to $11,209, a $5,648 spread on the same certified stone. MOH London lists it at $11,209. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542283800
Dimensions7.47 × 5.76 × 3.97 mm
L/W Ratio1.30
Top View
7.47 mm5.76 mm1.54 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542283800
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $11,209 SGD|Low: $5,394 SGD|High: $11,343 SGD|Avg: $7,482 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9$5,756 SGD
Retailer 11$5,884 SGD
Retailer 3$5,998 SGD
Retailer 10$6,375 SGD
Retailer 2$6,771 SGD
Retailer 7$6,866 SGD
Retailer 13$6,967 SGD
Retailer 12$7,049 SGD
Retailer 4$7,700 SGD
Retailer 5$7,764 SGD
Retailer 6$7,962 SGD
Retailer 8$8,651 SGD
MOH London$11,209 SGD

37 data points across 13 retailers

18 retailers$5,561 SGD to $11,209 SGD

B+
Cheapest Retailer
-
$5,561 SGD
$4,348 USD
B+
Retailer 2
-
$5,756 SGD
$4,501 USD
View
B+
Retailer 3
-
$5,884 SGD
$4,601 USD
View
Final sale: no returns
B+
Retailer 4
-
$5,934 SGD
$4,640 USD
View
B
Retailer 5
-
$5,998 SGD
$4,690 USD
View
Retailer 6
-
$6,375 SGD
$4,985 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$6,771 SGD
£4,169 GBP
View
B
Retailer 8
-
$6,866 SGD
£4,228 GBP
View
B
Retailer 9
-
$6,967 SGD
$5,448 USD
View
Retailer 10
-
$7,049 SGD
A$8,479 AUD
View
Price last confirmed 23 days ago
B
Retailer 11
-
$7,430 SGD
$5,810 USD
View
B
Retailer 12
-
$7,430 SGD
$5,810 USD
View
B
Retailer 13
-
$7,673 SGD
$6,000 USD
View
B
Retailer 14
-
$7,700 SGD
$6,021 USD
View
Retailer 15
-
$7,764 SGD
$6,071 USD
View
Price last confirmed 18 days ago
B
Retailer 16
-
$7,962 SGD
€5,929 EUR
View
B
Retailer 17
-
$8,651 SGD
ZAR 109,274 ZAR
View
Most Expensive
B
MOH London
91BE725D9 · Nov 1
$11,209 SGD
£6,901 GBP
View
17 more retailers have this diamond
Prices start from $5,561 SGDSave up to $5,648 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.

B+
1.54ct Cushion
$5,561 SGD