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Round|Natural|GIA

1.00ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6565439499

Certificate GIA 6565439499

Diamond specifications and retailer prices

From $3,181 CAD
As of November 4, 2026
Save $5,652 CAD (64%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,833 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565439499. Listed at 21 retailers as of November 4, 2026, with prices from $3,181 to $8,833, a $5,652 spread on the same certified stone. NZ Jewellers lists it at $8,833. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6565439499
Dimensions6.40 × 6.37 × 4.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.40 mm6.37 mm1.00 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565439499
Side View
Table 55.0%Crown 36°Girdle: MED-MEDPavilion 40.8°Culet: NoneDepth 62.8%

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: Nov 4
Current: $4,423 CAD|Low: $3,181 CAD|High: $7,103 CAD|Avg: $4,290 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 4$3,181 CAD
Retailer 11$3,191 CAD
Retailer 5$3,496 CAD
Retailer 12$3,634 CAD
Retailer 13$3,666 CAD
Retailer 8$3,821 CAD
Retailer 9$4,040 CAD
Retailer 3$4,057 CAD
Retailer 6$4,383 CAD
Retailer 1$4,423 CAD
Retailer 7$4,672 CAD
Retailer 10$4,895 CAD
Retailer 2$7,065 CAD

22 data points across 13 retailers

21 retailers$3,181 CAD to $8,833 CAD

A
Cheapest Retailer
-
$3,181 CAD
A
Retailer 2
-
$3,191 CAD
View
Retailer 3
-
$3,496 CAD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$3,579 CAD
View
A
Retailer 5
-
$3,634 CAD
View
A
Retailer 6
-
$3,666 CAD
View
A
Retailer 7
-
$3,719 CAD
View
A
Retailer 8
-
$3,821 CAD
View
A
Retailer 9
-
$3,899 CAD
View
Final sale: no returns
A
Retailer 10
-
$4,040 CAD
View
A
Retailer 11
-
$4,057 CAD
View
A
Retailer 12
-
$4,225 CAD
View
A
Retailer 13
-
$4,383 CAD
View
B+
Retailer 14
-
$4,388 CAD
View
Retailer 15
-
$4,423 CAD
View
B+
Retailer 16
-
$4,672 CAD
View
B+
Retailer 17
-
$4,876 CAD
View
B+
Retailer 18
-
$4,895 CAD
View
B+
Retailer 19
-
$6,151 CAD
View
B
Retailer 20
-
$7,065 CAD
View
Most Expensive
B
NZ Jewellers
7a2dbb6a-4cc8-405f-9168-08fa7d082c80 · Nov 5
$8,833 CAD
$6,325 USD
View
20 more retailers have this diamond
Prices start from $3,181 CADSave up to $5,652 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 Round
$3,181 CAD