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Round|Natural|GIA

1.00ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2544928323

Certificate GIA 2544928323

Diamond specifications and retailer prices

From $3,324 CAD
As of November 5, 2026
Save $4,336 CAD (57%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,660 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2544928323. Listed at 23 retailers as of November 5, 2026, with prices from $3,324 to $7,660, a $4,336 spread on the same certified stone. NZ Jewellers lists it at $7,660. 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

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2544928323
Dimensions6.29 × 6.34 × 3.98 mm
L/W Ratio1.01
Top View
6.29 mm6.34 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544928323
Side View
Table 58.0%Crown 36°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.9%

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: Nov 5
Current: $7,660 CAD|Low: $3,324 CAD|High: $8,021 CAD|Avg: $4,714 CAD|-4.5%
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 6, 2026
Retailer 22$3,324 CAD
Retailer 12$3,538 CAD
Retailer 8$3,567 CAD
Retailer 16$3,652 CAD
Retailer 19$3,677 CAD
Retailer 18$3,684 CAD
Retailer 15$3,709 CAD
Retailer 6$3,983 CAD
Retailer 5$4,117 CAD
Retailer 10$4,137 CAD
Retailer 2$4,207 CAD
Retailer 3$4,343 CAD
Retailer 9$4,343 CAD
Retailer 13$4,483 CAD
Retailer 20$4,596 CAD
Retailer 7$4,626 CAD
Retailer 17$4,815 CAD
Retailer 4$5,212 CAD
Retailer 14$5,218 CAD
Retailer 21$5,366 CAD
Retailer 11$7,522 CAD
NZ Jewellers$7,660 CAD

21 data points across 22 retailers

23 retailers$3,324 CAD to $7,660 CAD

A
Cheapest Retailer
-
$3,324 CAD
A
Retailer 2
-
$3,538 CAD
View
A
Retailer 3
-
$3,567 CAD
View
A
Retailer 4
-
$3,652 CAD
View
A
Retailer 5
-
$3,677 CAD
View
Final sale: no returns
A
Retailer 6
-
$3,684 CAD
View
A
Retailer 7
-
$3,709 CAD
View
A
Retailer 8
-
$3,983 CAD
View
A
Retailer 9
-
$4,117 CAD
View
A
Retailer 10
-
$4,137 CAD
View
A
Retailer 11
-
$4,207 CAD
View
A
Retailer 12
-
$4,343 CAD
View
A
Retailer 13
-
$4,343 CAD
View
B+
Retailer 14
-
$4,483 CAD
View
B+
Retailer 15
-
$4,596 CAD
View
B+
Retailer 16
-
$4,626 CAD
View
B+
Retailer 17
-
$4,815 CAD
View
Retailer 18
-
$5,025 CAD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
$5,212 CAD
View
Retailer 20
-
$5,218 CAD
View
Price last confirmed 14 days ago
B+
Retailer 21
-
$5,366 CAD
View
B
Retailer 22
-
$7,522 CAD
View
Most Expensive
B
NZ Jewellers
c04f7c52-73fe-46cf-977c-12a3468ca840 · Nov 5
$7,660 CAD
$5,485 USD
View
22 more retailers have this diamond
Prices start from $3,324 CADSave up to $4,336 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
$3,324 CAD