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Round|Natural|GIA

1.05ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1569260758

Certificate GIA 1569260758

Diamond specifications and retailer prices

From $3,413 CAD
As of November 6, 2026
Save $4,538 CAD (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,951 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1569260758. Listed at 22 retailers as of November 5, 2026, with prices from $3,413 to $7,951, a $4,538 spread on the same certified stone. NZ Jewellers lists it at $7,951. 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

1.05
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1569260758
Dimensions6.44 × 6.48 × 4.05 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud
Top View
6.44 mm6.48 mm1.05 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1569260758
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.7%

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 6
Current: $7,951 CAD|Low: $3,378 CAD|High: $7,951 CAD|Avg: $4,710 CAD
NZ Jewellers
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 3$3,413 CAD
Retailer 11$3,584 CAD
Retailer 4$3,631 CAD
Retailer 10$3,702 CAD
Retailer 6$3,708 CAD
Retailer 8$3,816 CAD
Retailer 7$4,134 CAD
Retailer 9$4,134 CAD
Retailer 5$4,293 CAD
Retailer 2$4,367 CAD
Retailer 19$4,462 CAD
Retailer 13$4,665 CAD
Retailer 18$4,707 CAD
Retailer 20$4,707 CAD
Retailer 12$4,771 CAD
Retailer 21$4,855 CAD
Retailer 17$4,860 CAD
Retailer 14$5,293 CAD
Retailer 15$5,570 CAD
Retailer 16$7,611 CAD
NZ Jewellers$7,951 CAD

31 data points across 21 retailers

22 retailers$3,413 CAD to $7,951 CAD

A
Cheapest Retailer
-
$3,413 CAD
B+
Retailer 2
-
$3,584 CAD
View
B+
Retailer 3
-
$3,631 CAD
View
B+
Retailer 4
-
$3,702 CAD
View
B+
Retailer 5
-
$3,708 CAD
View
B+
Retailer 6
-
$3,708 CAD
View
B+
Retailer 7
-
$3,816 CAD
View
Final sale: no returns
B+
Retailer 8
-
$4,134 CAD
View
Retailer 9
-
$4,134 CAD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$4,293 CAD
View
B+
Retailer 11
-
$4,367 CAD
View
B+
Retailer 12
-
$4,462 CAD
View
B+
Retailer 13
-
$4,665 CAD
View
B
Retailer 14
-
$4,707 CAD
View
B
Retailer 15
-
$4,707 CAD
View
B+
Retailer 16
-
$4,771 CAD
View
B+
Retailer 17
-
$4,855 CAD
View
B+
Retailer 18
-
$4,860 CAD
View
Retailer 19
-
$5,293 CAD
View
Price last confirmed 23 days ago
B
Retailer 20
-
$5,570 CAD
View
B
Retailer 21
-
$7,611 CAD
View
Most Expensive
B
NZ Jewellers
5559ed8d-e314-43eb-9985-a316c6eed3be · Nov 5
$7,951 CAD
$5,693 USD
View
21 more retailers have this diamond
Prices start from $3,413 CADSave up to $4,538 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
1.05ct Round
$3,413 CAD