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Round|Natural|GIA

0.53ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2274429644

Certificate GIA 2274429644

Diamond specifications and retailer prices

From $584 AUD
As of November 1, 2026
Save $440 AUD (43%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,616 AUD at NZ Jewellers · As of October 30, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2274429644. Listed at 14 retailers as of November 1, 2026, with a 75% 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

0.53
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2274429644
Dimensions5.18 × 5.15 × 3.23 mm
L/W Ratio1.01
Top View
5.18 mm5.15 mm0.53 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2274429644
Side View
Table 55.0%CrownGirdle: ThickPavilionCulet: 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 1
Current: $2,616 AUD|Low: $580 AUD|High: $2,616 AUD|Avg: $888 AUD|+17.7%
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 13$584 AUD
Retailer 7$659 AUD
Retailer 15$683 AUD
Retailer 4$713 AUD
Retailer 2$724 AUD
Retailer 3$734 AUD
Retailer 5$734 AUD
Retailer 11$787 AUD
Retailer 9$847 AUD
Retailer 14$869 AUD
Retailer 12$897 AUD
Retailer 8$914 AUD
Retailer 16$916 AUD
Retailer 10$1,024 AUD
Retailer 6$1,340 AUD
NZ Jewellers$2,616 AUD

25 data points across 16 retailers

14 retailers$584 AUD to $1,024 AUD

A
Cheapest Retailer
-
$584 AUD
B+
Retailer 2
-
$683 AUD
View
Retailer 3
-
$713 AUD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
$724 AUD
View
Retailer 5
-
$734 AUD
View
Price last confirmed 9 days ago
Retailer 6
-
$734 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$787 AUD
View
B+
Retailer 8
-
$847 AUD
View
B+
Retailer 9
-
$869 AUD
View
B+
Retailer 10
-
$897 AUD
View
B+
Retailer 11
-
$916 AUD
View
B
Retailer 12
-
$1,024 AUD
View
Retailer 13
-
$1,340 AUD
View
Price last confirmed 12 days ago
Most Expensive
NZ Jewellers
30f415c9-8c80-4f28-850a-1e47f3fc2175 · Oct 30
$2,616 AUD
$1,831 USD
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $584 AUDSave up to $440 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
$584 AUD