CaratHunter
Plans
Round|Natural|GIA

0.53ct K SI2 Round Natural Diamond

ID • K/SI2 • GIA 2404366045

Certificate GIA 2404366045

Diamond specifications and retailer prices

From $856 AUD
As of November 5, 2026
Save $506 AUD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,361 AUD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

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 2404366045. Listed at 5 retailers as of November 5, 2026, with prices from $856 to $1,361, a $506 spread on the same certified stone. 77 Diamonds lists it at $1,361. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2404366045
Dimensions5.20 × 5.16 × 3.20 mm
L/W Ratio1.01
Top View
5.20 mm5.16 mm0.53 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2404366045
Side View
Table 59.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,361 AUD|Low: $856 AUD|High: $1,392 AUD|Avg: $1,037 AUD|+0.2%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$856 AUD
Retailer 3$896 AUD
Retailer 2$936 AUD
Retailer 5$1,116 AUD
77 Diamonds$1,361 AUD

38 data points across 5 retailers

5 retailers$856 AUD to $1,361 AUD

B+
Cheapest Retailer
-
$856 AUD
B+
Retailer 2
-
$896 AUD
View
B+
Retailer 3
-
$936 AUD
View
B
Retailer 4
-
$1,116 AUD
View
Most Expensive
B
77 Diamonds
RBZNNVGNVMP · Nov 6
$1,361 AUD
£750 GBP
View
4 more retailers have this diamond
Prices start from $856 AUDSave up to $506 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.

B+
0.53ct Round
$856 AUD