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Round|Natural|GIA

0.53ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 5236417717

Certificate GIA 5236417717

Diamond specifications and retailer prices

From $549 AUD
As of November 1, 2026
Save $436 AUD (44%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,518 AUD at MOH London · As of October 29, 2026
View at MOH London

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 5236417717. Listed at 5 retailers as of November 1, 2026, with a 79% 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5236417717
Dimensions5.16 × 5.13 × 3.23 mm
L/W Ratio1.01
Top View
5.16 mm5.13 mm0.53 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5236417717
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.8%

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: $1,518 AUD|Low: $474 AUD|High: $1,518 AUD|Avg: $801 AUD|+18.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$549 AUD
Retailer 6$623 AUD
Retailer 2$810 AUD
Retailer 4$873 AUD
Retailer 3$984 AUD
MOH London$1,518 AUD

23 data points across 6 retailers

5 retailers$549 AUD to $984 AUD

A
Cheapest Retailer
-
$549 AUD
B+
Retailer 2
-
$810 AUD
View
B+
Retailer 3
-
$873 AUD
View
B+
Retailer 4
-
$984 AUD
View
Most Expensive
MOH London
7A7161FC7 · Oct 29
$1,518 AUD
£837 GBP
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from $549 AUDSave up to $436 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
$549 AUD