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Round|Natural|GIA

0.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1543437554

Certificate GIA 1543437554

Diamond specifications and retailer prices

From $486 CAD
As of November 6, 2026
Save $2,052 CAD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,538 CAD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.53ct natural round diamond

This 0.53ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1543437554. Listed at 12 retailers as of November 4, 2026, with prices from $486 to $2,538, a $2,052 spread on the same certified stone. NZ Jewellers lists it at $2,538. 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

0.53
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1543437554
Dimensions5.15 × 5.18 × 3.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal
Top View
5.15 mm5.18 mm0.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1543437554
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°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: $2,538 CAD|Low: $486 CAD|High: $2,538 CAD|Avg: $976 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
November 6, 2026
Retailer 2$486 CAD
Retailer 4$589 CAD
Retailer 10$594 CAD
Retailer 5$672 CAD
Retailer 8$814 CAD
Retailer 13$845 CAD
Retailer 6$852 CAD
Retailer 3$866 CAD
Retailer 7$901 CAD
Retailer 12$950 CAD
Retailer 9$1,027 CAD
Retailer 11$1,526 CAD
NZ Jewellers$2,538 CAD

18 data points across 13 retailers

12 retailers$486 CAD to $2,538 CAD

A
Cheapest Retailer
-
$486 CAD
Retailer 2
-
$589 CAD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$594 CAD
View
B+
Retailer 4
-
$814 CAD
View
B+
Retailer 5
-
$845 CAD
View
B+
Retailer 6
-
$852 CAD
View
B+
Retailer 7
-
$866 CAD
View
B+
Retailer 8
-
$901 CAD
View
B+
Retailer 9
-
$950 CAD
View
B+
Retailer 10
-
$1,027 CAD
View
B
Retailer 11
-
$1,526 CAD
View
Most Expensive
B
NZ Jewellers
8b9560bd-f81f-4de2-b317-33e2caaca756 · Nov 4
$2,538 CAD
$1,817 USD
View
11 more retailers have this diamond
Prices start from $486 CADSave up to $2,052 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
0.53ct Round
$486 CAD