Round|Natural|GIA

1.05ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7423988908

Certificate GIA 7423988908

Diamond specifications and retailer prices

From $2,824 CAD
As of November 6, 2026
Save $5,110 CAD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,934 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 7423988908. Listed at 18 retailers as of November 5, 2026, with prices from $2,824 to $7,934, a $5,110 spread on the same certified stone. NZ Jewellers lists it at $7,934. 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
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7423988908
Dimensions6.54 × 6.51 × 4.06 mm
L/W Ratio1.00
Top View
6.54 mm6.51 mm1.05 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7423988908
Side View
Table 56.0%Crown 35°Girdle: MediumPavilion 41°Culet: NoneDepth 62.2%

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: $7,934 CAD|Low: $2,634 CAD|High: $7,934 CAD|Avg: $4,563 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6$2,824 CAD
Retailer 7$3,106 CAD
Retailer 8$3,173 CAD
Retailer 10$3,596 CAD
Retailer 3$3,993 CAD
Retailer 9$4,251 CAD
Retailer 5$4,269 CAD
Retailer 2$4,631 CAD
Retailer 4$6,631 CAD
NZ Jewellers$7,934 CAD

43 data points across 10 retailers

18 retailers$2,824 CAD to $7,934 CAD

A
Cheapest Retailer
-
$2,824 CAD
A
Retailer 2
-
$3,106 CAD
View
A
Retailer 3
-
$3,107 CAD
View
A
Retailer 4
-
$3,173 CAD
View
Final sale: no returns
A
Retailer 5
-
$3,317 CAD
View
B+
Retailer 6
-
$3,438 CAD
View
Retailer 7
-
$3,438 CAD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$3,596 CAD
View
B+
Retailer 9
-
$3,952 CAD
View
B+
Retailer 10
-
$3,952 CAD
View
B+
Retailer 11
-
$3,968 CAD
View
B+
Retailer 12
-
$3,993 CAD
View
B+
Retailer 13
-
$4,078 CAD
View
Retailer 14
-
$4,251 CAD
View
Price last confirmed 30 days ago
B+
Retailer 15
-
$4,269 CAD
View
B+
Retailer 16
-
$4,631 CAD
View
B
Retailer 17
-
$6,631 CAD
View
Most Expensive
B
NZ Jewellers
96e44543-1306-4d89-b4a9-f2289f918478 · Nov 5
$7,934 CAD
$5,681 USD
View
17 more retailers have this diamond
Prices start from $2,824 CADSave up to $5,110 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
$2,824 CAD