Round|Natural|GIA

0.53ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2566506833

Certificate GIA 2566506833

Diamond specifications and retailer prices

From $564 USD
As of October 30, 2026
Save $187 USD (25%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,823 USD at NZ Jewellers · As of October 27, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566506833. Listed at 18 retailers as of October 30, 2026, with a 33% 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
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566506833
Dimensions5.21 × 5.24 × 3.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.21 mm5.24 mm0.53 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566506833
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,823 USD|Low: $410 USD|High: $1,838 USD|Avg: $798 USD|-0.8%
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 4$428 USD
Retailer 17$486 USD
Retailer 10$499 USD
Retailer 12$527 USD
Retailer 11$550 USD
Retailer 13$564 USD
Retailer 16$601 USD
Retailer 9$611 USD
Retailer 3$616 USD
Retailer 5$671 USD
Retailer 14$692 USD
Retailer 15$704 USD
Retailer 18$744 USD
Retailer 2$751 USD
Retailer 7$787 USD
Retailer 8$811 USD
Retailer 19$1,327 USD
Retailer 6$1,673 USD
NZ Jewellers$1,823 USD

18 data points across 19 retailers

18 retailers$564 USD to $751 USD

Retailer 1
-
$428 USD
Price last confirmed 9 days ago
Retailer 2
-
$486 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$499 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$550 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$564 USD
View
Retailer 6
-
$601 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$611 USD
View
Price last confirmed 10 days ago
Retailer 8
-
$616 USD
View
Price last confirmed 9 days ago
Retailer 9
-
$671 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$692 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$704 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$744 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$751 USD
View
Retailer 14
-
$787 USD
View
Price last confirmed 11 days ago
Retailer 15
-
$811 USD
View
Price last confirmed 11 days ago
Retailer 16
-
$1,327 USD
View
Price last confirmed 8 days ago
Retailer 17
-
$1,673 USD
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
376305ba-98fc-48c7-bf96-6bafcd8db557 · Oct 27
$1,823 USD
View
Price last confirmed 10 days ago
17 more retailers have this diamond
Prices start from $564 USDSave up to $187 USD

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
$564 USD