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Cushion|Natural|GIA

1.03ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 1558304813

Certificate GIA 1558304813

Diamond specifications and retailer prices

From $2,177 CAD
As of November 6, 2026
Save $2,837 CAD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,014 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558304813. Listed at 19 retailers as of November 4, 2026, with prices from $2,177 to $5,014, a $2,837 spread on the same certified stone. MOH London lists it at $5,014. 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

1.03
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558304813
Dimensions5.80 × 5.80 × 3.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
5.80 mm5.80 mm1.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558304813
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCulet: 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 6
Current: $5,014 CAD|Low: $2,142 CAD|High: $5,264 CAD|Avg: $3,003 CAD|-4.8%
MOH London
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
Retailer 18
November 6, 2026
Retailer 18$2,177 CAD
Retailer 7$2,228 CAD
Retailer 4$2,398 CAD
Retailer 15$2,449 CAD
Retailer 2$2,564 CAD
Retailer 9$2,601 CAD
Retailer 10$2,664 CAD
Retailer 6$2,673 CAD
Retailer 17$2,687 CAD
Retailer 8$2,777 CAD
Retailer 11$2,784 CAD
Retailer 3$2,805 CAD
Retailer 14$3,117 CAD
Retailer 5$3,145 CAD
Retailer 13$3,502 CAD
Retailer 12$3,896 CAD
Retailer 16$4,522 CAD
MOH London$5,014 CAD

21 data points across 18 retailers

19 retailers$2,177 CAD to $5,014 CAD

A
Cheapest Retailer
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$2,177 CAD
A
Retailer 2
-
$2,228 CAD
View
A
Retailer 3
-
$2,398 CAD
View
Final sale: no returns
A
Retailer 4
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$2,449 CAD
View
A
Retailer 5
-
$2,564 CAD
View
A
Retailer 6
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$2,601 CAD
View
A
Retailer 7
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$2,664 CAD
View
A
Retailer 8
-
$2,673 CAD
View
A
Retailer 9
-
$2,687 CAD
View
A
Retailer 10
-
$2,777 CAD
View
A
Retailer 11
-
$2,784 CAD
View
A
Retailer 12
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$2,805 CAD
View
A
Retailer 13
-
$3,117 CAD
View
A
Retailer 14
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$3,145 CAD
View
B+
Retailer 15
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$3,502 CAD
View
Retailer 16
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$3,733 CAD
View
Price last confirmed 31 days ago
B+
Retailer 17
-
$3,896 CAD
View
B+
Retailer 18
-
$4,522 CAD
View
Most Expensive
B+
MOH London
2853DEC1A · Nov 4
$5,014 CAD
£2,807 GBP
View
18 more retailers have this diamond
Prices start from $2,177 CADSave up to $2,837 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
1.03ct Cushion
$2,177 CAD