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Cushion|Natural|GIA

1.54ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6542639501

Certificate GIA 6542639501

Diamond specifications and retailer prices

From $2,412 CAD
As of November 6, 2026
Save $3,760 CAD (61%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,172 CAD at MOH London · As of November 2, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542639501. Listed at 17 retailers as of November 2, 2026, with prices from $2,412 to $6,172, a $3,760 spread on the same certified stone. MOH London lists it at $6,172. 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
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle39°
OriginNatural
Grading LabGIA
CertificateGIA 6542639501
Dimensions7.19 × 6.23 × 4.35 mm
L/W Ratio1.15
Top View
7.19 mm6.23 mm1.54 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542639501
Side View
Table 66.0%CrownGirdle: STK-VTKPavilion 39°Culet: NoneDepth 69.8%

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: Nov 6
Current: $6,172 CAD|Low: $2,412 CAD|High: $6,638 CAD|Avg: $4,095 CAD|-7.0%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 10$2,412 CAD
Retailer 2$2,895 CAD
Retailer 11$3,041 CAD
Retailer 14$3,348 CAD
Retailer 13$3,383 CAD
Retailer 15$3,407 CAD
Retailer 4$3,417 CAD
Retailer 5$3,509 CAD
Retailer 9$3,840 CAD
Retailer 12$3,893 CAD
Retailer 7$3,899 CAD
Retailer 6$4,090 CAD
Retailer 3$4,299 CAD
Retailer 8$5,203 CAD
MOH London$6,172 CAD

23 data points across 15 retailers

17 retailers$2,412 CAD to $6,172 CAD

A
Cheapest Retailer
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$2,412 CAD
A
Retailer 2
-
$2,895 CAD
View
Final sale: no returns
A
Retailer 3
-
$3,041 CAD
View
A
Retailer 4
-
$3,348 CAD
View
A
Retailer 5
-
$3,383 CAD
View
A
Retailer 6
-
$3,407 CAD
View
A
Retailer 7
-
$3,417 CAD
View
A
Retailer 8
-
$3,509 CAD
View
A
Retailer 9
-
$3,840 CAD
View
A
Retailer 10
-
$3,893 CAD
View
A
Retailer 11
-
$3,899 CAD
View
A
Retailer 12
-
$3,899 CAD
View
B+
Retailer 13
-
$4,085 CAD
View
Retailer 14
-
$4,090 CAD
View
Price last confirmed 18 days ago
A
Retailer 15
-
$4,299 CAD
View
B+
Retailer 16
-
$5,203 CAD
View
Most Expensive
B+
MOH London
09CFFAEBB · Nov 2
$6,172 CAD
£3,455 GBP
View
16 more retailers have this diamond
Prices start from $2,412 CADSave up to $3,760 CAD

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
$2,412 CAD