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Cushion|Natural|GIA

1.00ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 5556749718

Certificate GIA 5556749718

Diamond specifications and retailer prices

From $1,857 CAD
$1,327 USD
As of October 28, 2026
Save $2,300 CAD (55%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,158 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct 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 5556749718. Listed at 11 retailers as of October 28, 2026, with prices from $1,857 to $4,158, a $2,300 spread on the same certified stone. MOH London lists it at $4,158. 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

1.00
Carat
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5556749718
Dimensions6.57 × 5.26 × 3.57 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.57 mm5.26 mm1.00 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556749718
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $4,158 CAD|Low: $1,789 CAD|High: $4,426 CAD|Avg: $2,698 CAD|-5.1%
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
Retailer 14
Retailer 15
October 29, 2026
Retailer 8$1,857 CAD
Retailer 12$1,932 CAD
Retailer 2$2,071 CAD
Retailer 3$2,274 CAD
Retailer 4$2,280 CAD
Retailer 9$2,456 CAD
Retailer 14$2,497 CAD
Retailer 5$2,533 CAD
Retailer 7$2,688 CAD
Retailer 10$2,725 CAD
Retailer 6$2,799 CAD
Retailer 15$3,053 CAD
Retailer 13$3,258 CAD
Retailer 11$3,396 CAD
MOH London$4,158 CAD

37 data points across 15 retailers

11 retailers$1,857 CAD to $4,158 CAD

A
Cheapest Retailer
-
$1,857 CAD
$1,327 USD
Final sale: no returns
A
Retailer 2
-
$2,071 CAD
$1,480 USD
View
A
Retailer 3
-
$2,274 CAD
$1,625 USD
View
Price last confirmed 24 days ago
A
Retailer 4
-
$2,280 CAD
$1,629 USD
View
Price last confirmed 22 days ago
A
Retailer 5
-
$2,456 CAD
$1,755 USD
View
A
Retailer 6
-
$2,497 CAD
$1,784 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
$2,688 CAD
$1,921 USD
View
Price last confirmed 20 days ago
A
Retailer 8
-
$2,799 CAD
$2,000 USD
View
Price last confirmed 21 days ago
A
Retailer 9
-
$3,053 CAD
ZAR 35,242 ZAR
View
Price last confirmed 25 days ago
B+
Retailer 10
-
$3,258 CAD
A$3,581 AUD
View
Price last confirmed 23 days ago
Most Expensive
B+
MOH London
FAAA90EC6 · Oct 29
$4,158 CAD
£2,339 GBP
View
10 more retailers have this diamond
Prices start from $1,857 CADSave up to $2,300 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
1.00ct Cushion
$1,857 CAD