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Cushion|Natural|GIA

1.54ct J SI1 Cushion Natural Diamond

ID • J/SI1 • GIA 6512596055

Certificate GIA 6512596055

Diamond specifications and retailer prices

From $3,128 CAD
$2,239 USD
As of October 31, 2026
Save $2,991 CAD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,119 CAD at MOH London · As of October 29, 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 6512596055. Listed at 14 retailers as of October 29, 2026, with prices from $3,128 to $6,119, a $2,991 spread on the same certified stone. MOH London lists it at $6,119. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.68°
OriginNatural
Grading LabGIA
CertificateGIA 6512596055
Dimensions7.57 × 6.25 × 4.22 mm
L/W Ratio1.21
Top View
7.57 mm6.25 mm1.54 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512596055
Side View
Table 62.0%Crown 35.68°Girdle: Very ThickPavilionCulet: NoneDepth 67.6%

Caratlytics Score

How it works →
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 31
Current: $6,119 CAD|Low: $2,927 CAD|High: $6,917 CAD|Avg: $3,916 CAD|-11.5%
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
October 30, 2026
Retailer 4$3,128 CAD
Retailer 11$3,137 CAD
Retailer 12$3,204 CAD
Retailer 2$3,352 CAD
Retailer 13$3,450 CAD
Retailer 14$3,474 CAD
Retailer 10$3,670 CAD
Retailer 7$3,712 CAD
Retailer 8$3,765 CAD
Retailer 3$3,772 CAD
Retailer 9$4,230 CAD
Retailer 6$4,591 CAD
Retailer 5$4,757 CAD
MOH London$6,119 CAD

27 data points across 14 retailers

14 retailers$3,128 CAD to $6,119 CAD

A
Cheapest Retailer
-
$3,128 CAD
$2,239 USD
A
Retailer 2
-
$3,137 CAD
$2,246 USD
View
A
Retailer 3
-
$3,204 CAD
$2,294 USD
View
Final sale: no returns
A
Retailer 4
-
$3,352 CAD
£1,890 GBP
View
A
Retailer 5
-
$3,450 CAD
$2,470 USD
View
A
Retailer 6
-
$3,474 CAD
$2,487 USD
View
A
Retailer 7
-
$3,670 CAD
$2,627 USD
View
A
Retailer 8
-
$3,712 CAD
£2,092 GBP
View
A
Retailer 9
-
$3,765 CAD
$2,695 USD
View
A
Retailer 10
-
$3,772 CAD
$2,700 USD
View
A
Retailer 11
-
$4,230 CAD
ZAR 48,918 ZAR
View
Retailer 12
-
$4,591 CAD
A$5,057 AUD
View
Price last confirmed 23 days ago
Retailer 13
-
$5,309 CAD
$3,801 USD
View
Price last confirmed 65 days ago
Most Expensive
B+
MOH London
9DFD4E605 · Oct 29
$6,119 CAD
£3,449 GBP
View
13 more retailers have this diamond
Prices start from $3,128 CADSave up to $2,991 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
$3,128 CAD