Cushion|Natural|GIA

1.54ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6542283800

Certificate GIA 6542283800

Diamond specifications and retailer prices

From $4,348 USD
As of October 30, 2026
Save $4,416 USD (50%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,764 USD 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 October 30, 2026, with prices from $4,348 to $8,764, a $4,416 spread on the same certified stone. MOH London lists it at $8,764. 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
Color
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: Oct 30
Current: $8,764 USD|Low: $4,218 USD|High: $8,870 USD|Avg: $5,735 USD|-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 1, 2026
Retailer 9$4,501 USD
Retailer 11$4,601 USD
Retailer 3$4,690 USD
Retailer 10$4,985 USD
Retailer 2$5,295 USD
Retailer 6$5,324 USD
Retailer 13$5,448 USD
Retailer 12$5,512 USD
Retailer 4$6,021 USD
Retailer 5$6,071 USD
Retailer 8$6,228 USD
Retailer 7$6,764 USD
MOH London$8,764 USD

36 data points across 13 retailers

18 retailers$4,348 USD to $8,764 USD

B+
Cheapest Retailer
-
$4,348 USD
B+
Retailer 2
-
$4,501 USD
View
B+
Retailer 3
-
$4,601 USD
View
Final sale: no returns
B+
Retailer 4
-
$4,640 USD
View
B
Retailer 5
-
$4,690 USD
View
Retailer 6
-
$4,985 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
$5,295 USD
£4,169 GBP
View
B+
Retailer 8
-
$5,324 USD
£4,192 GBP
View
B
Retailer 9
-
$5,448 USD
View
Retailer 10
-
$5,512 USD
A$8,479 AUD
View
Price last confirmed 23 days ago
B
Retailer 11
-
$5,810 USD
View
B
Retailer 12
-
$5,810 USD
View
B
Retailer 13
-
$6,000 USD
View
B
Retailer 14
-
$6,021 USD
View
Retailer 15
-
$6,071 USD
View
Price last confirmed 17 days ago
B
Retailer 16
-
$6,228 USD
€5,931 EUR
View
B
Retailer 17
-
$6,764 USD
ZAR 109,274 ZAR
View
Most Expensive
B
MOH London
91BE725D9 · Nov 1
$8,764 USD
£6,901 GBP
View
17 more retailers have this diamond
Prices start from $4,348 USDSave up to $4,416 USD

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
$4,348 USD