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Round|Natural|GIA

0.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6542606234

Certificate GIA 6542606234

Diamond specifications and retailer prices

From $477 AUD
As of November 6, 2026
Save $2,020 AUD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,497 AUD 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 6542606234. Listed at 11 retailers as of November 4, 2026, with prices from $477 to $2,497, a $2,020 spread on the same certified stone. NZ Jewellers lists it at $2,497. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6542606234
Dimensions5.17 × 5.21 × 3.25 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Needle
Top View
5.17 mm5.21 mm0.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542606234
Side View
Table 56.0%Crown 35.5°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 62.6%

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: $2,497 AUD|Low: $477 AUD|High: $2,497 AUD|Avg: $985 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$477 AUD
Retailer 3$576 AUD
Retailer 8$589 AUD
Retailer 4$669 AUD
Retailer 11$750 AUD
Retailer 6$798 AUD
Retailer 5$838 AUD
Retailer 12$841 AUD
Retailer 7$1,010 AUD
Retailer 10$1,054 AUD
Retailer 9$1,502 AUD
NZ Jewellers$2,497 AUD

18 data points across 12 retailers

11 retailers$477 AUD to $2,497 AUD

A
Cheapest Retailer
-
$477 AUD
Retailer 2
-
$576 AUD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$589 AUD
View
A
Retailer 4
-
$750 AUD
View
B+
Retailer 5
-
$798 AUD
View
B+
Retailer 6
-
$838 AUD
View
B+
Retailer 7
-
$841 AUD
View
B+
Retailer 8
-
$1,010 AUD
View
B+
Retailer 9
-
$1,054 AUD
View
B
Retailer 10
-
$1,502 AUD
View
Most Expensive
B
NZ Jewellers
920a65a3-e7c4-4746-ba5e-9f0617407e8c · Nov 4
$2,497 AUD
$1,716 USD
View
10 more retailers have this diamond
Prices start from $477 AUDSave up to $2,020 AUD

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
$477 AUD