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Round|Natural|GIA

0.45ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1523229569

Certificate GIA 1523229569

Diamond specifications and retailer prices

From $272 CAD
As of November 6, 2026
Save $1,489 CAD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,867 CAD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1523229569. Listed at 18 retailers as of November 4, 2026, with a 547% 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

0.45
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle32°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1523229569
Dimensions4.99 × 4.96 × 3.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
4.99 mm4.96 mm0.45 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1523229569
Side View
Table 56.0%Crown 32°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.4%

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: $1,761 CAD|Low: $272 CAD|High: $1,761 CAD|Avg: $612 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
November 6, 2026
Retailer 2$272 CAD
Retailer 4$384 CAD
Retailer 13$388 CAD
Retailer 7$415 CAD
Retailer 5$433 CAD
Retailer 11$461 CAD
Retailer 8$487 CAD
Retailer 6$511 CAD
Retailer 14$524 CAD
Retailer 10$540 CAD
Retailer 9$658 CAD
Retailer 12$897 CAD
Retailer 3$1,170 CAD
NZ Jewellers$1,761 CAD

38 data points across 14 retailers

18 retailers$272 CAD to $1,761 CAD

A
Cheapest Retailer
-
$272 CAD
A
Retailer 2
-
$339 CAD
View
A
Retailer 3
-
$384 CAD
View
A
Retailer 4
-
$388 CAD
View
Retailer 5
-
$412 CAD
View
Price last confirmed 50 days ago
A
Retailer 6
-
$415 CAD
View
A
Retailer 7
-
$433 CAD
View
A
Retailer 8
-
$461 CAD
View
A
Retailer 9
-
$487 CAD
View
A
Retailer 10
-
$511 CAD
View
A
Retailer 11
-
$524 CAD
View
A
Retailer 12
-
$540 CAD
View
Retailer 13
-
$554 CAD
View
Price last confirmed 45 days ago
B+
Retailer 14
-
$658 CAD
View
B+
Retailer 15
-
$897 CAD
View
B
Retailer 16
-
$1,170 CAD
View
C
Retailer 17
-
$1,761 CAD
View
Most Expensive
NZ Jewellers
00322607-f4cd-432d-aa3c-c48732bef202 · Sep 21
$1,867 CAD
$1,337 USD
View
Price last confirmed 46 days ago
17 more retailers have this diamond
Prices start from $272 CADSave up to $1,489 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
0.45ct Round
$272 CAD