Round|Natural|GIA

1.01ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6525141139

Certificate GIA 6525141139

Diamond specifications and retailer prices

From $4,385 CAD
As of November 6, 2026
Save $4,733 CAD (52%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $9,500 CAD at NZ Jewellers · As of September 19, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct 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 6525141139. Listed at 27 retailers as of November 2, 2026, with a 108% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.01
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6525141139
Dimensions6.41 × 6.38 × 3.97 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.41 mm6.38 mm1.01 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6525141139
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.1%

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: Nov 6
Current: $5,455 CAD|Low: $4,448 CAD|High: $9,227 CAD|Avg: $6,400 CAD|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$4,448 CAD
Retailer 2$4,559 CAD
Retailer 10$4,574 CAD
Retailer 1$5,455 CAD
Retailer 11$5,602 CAD
Retailer 3$5,846 CAD
Retailer 4$6,123 CAD
Retailer 6$6,269 CAD
Retailer 5$6,655 CAD
Retailer 9$8,229 CAD
Retailer 8$9,118 CAD

41 data points across 11 retailers

27 retailers$4,385 CAD to $9,118 CAD

A
Cheapest Retailer
-
$4,385 CAD
A
Retailer 2
-
$4,448 CAD
View
B+
Retailer 3
-
$4,559 CAD
View
Final sale: no returns
B+
Retailer 4
-
$4,574 CAD
View
B+
Retailer 5
-
$4,755 CAD
View
Retailer 6
-
$4,940 CAD
View
Price last confirmed 50 days ago
Retailer 7
-
$4,940 CAD
View
Price last confirmed 28 days ago
Retailer 8
-
$4,940 CAD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$4,948 CAD
View
Retailer 10
-
$5,130 CAD
View
Price last confirmed 38 days ago
B+
Retailer 11
-
$5,377 CAD
View
B+
Retailer 12
-
$5,377 CAD
View
B+
Retailer 13
-
$5,455 CAD
View
B+
Retailer 14
-
$5,558 CAD
View
Retailer 15
-
$5,602 CAD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$5,602 CAD
View
Retailer 17
-
$5,700 CAD
View
Price last confirmed 28 days ago
Retailer 18
-
$5,700 CAD
View
Price last confirmed 45 days ago
Retailer 19
-
$5,846 CAD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
$6,123 CAD
View
Retailer 21
-
$6,173 CAD
View
Price last confirmed 22 days ago
B+
Retailer 22
-
$6,269 CAD
View
B+
Retailer 23
-
$6,655 CAD
View
Retailer 24
-
$8,229 CAD
View
Price last confirmed 9 days ago
B
Retailer 25
-
$9,118 CAD
View
Retailer 26
-
$9,500 CAD
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
37a89e36-efdf-4afa-ac96-8d390fc205f2 · Sep 19
$9,500 CAD
$6,802 USD
View
Price last confirmed 47 days ago
26 more retailers have this diamond
Prices start from $4,385 CADSave up to $4,733 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
1.01ct Round
$4,385 CAD