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Cushion|Natural|GIA

1.00ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 6515741822

Certificate GIA 6515741822

Diamond specifications and retailer prices

From $1,964 CAD
$1,406 USD
As of October 31, 2026
Save $2,199 CAD (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,163 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded D 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 6515741822. Listed at 14 retailers as of October 31, 2026, with prices from $1,964 to $4,163, a $2,199 spread on the same certified stone. Do Amore Diamonds lists it at $4,163. 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
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6515741822
Dimensions5.75 × 5.54 × 3.71 mm
L/W Ratio1.04
Top View
5.75 mm5.54 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6515741822
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.9%

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: $4,163 CAD|Low: $1,964 CAD|High: $4,861 CAD|Avg: $2,605 CAD|-14.4%
Do Amore Diamonds
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
November 1, 2026
Retailer 14$1,964 CAD
Retailer 6$2,072 CAD
Retailer 10$2,165 CAD
Retailer 3$2,183 CAD
Retailer 7$2,324 CAD
Retailer 12$2,389 CAD
Retailer 2$2,396 CAD
Retailer 11$2,473 CAD
Retailer 13$2,491 CAD
Retailer 4$2,542 CAD
Retailer 8$2,542 CAD
Retailer 9$2,626 CAD
Retailer 5$2,686 CAD
Do Amore Diamonds$4,163 CAD

40 data points across 14 retailers

14 retailers$1,964 CAD to $4,163 CAD

A
Cheapest Retailer
-
$1,964 CAD
$1,406 USD
Final sale: no returns
Retailer 2
-
$2,072 CAD
$1,483 USD
View
Price last confirmed 88 days ago
A
Retailer 3
-
$2,165 CAD
$1,550 USD
View
A
Retailer 4
-
$2,183 CAD
MYR 6,365 MYR
View
A
Retailer 5
-
$2,324 CAD
$1,664 USD
View
A
Retailer 6
-
$2,389 CAD
$1,710 USD
View
A
Retailer 7
-
$2,396 CAD
£1,350 GBP
View
A
Retailer 8
-
$2,473 CAD
$1,770 USD
View
A
Retailer 9
-
$2,491 CAD
SGD 2,410 SGD
View
A
Retailer 10
-
$2,542 CAD
$1,820 USD
View
A
Retailer 11
-
$2,542 CAD
$1,820 USD
View
A
Retailer 12
-
$2,626 CAD
$1,880 USD
View
A
Retailer 13
-
$2,686 CAD
A$2,958 AUD
View
Most Expensive
B+
Do Amore Diamonds
12-100760979997 · Oct 31
$4,163 CAD
$2,980 USD
View
13 more retailers have this diamond
Prices start from $1,964 CADSave up to $2,199 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
$1,964 CAD