Round|Natural|GIA

0.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6542606234

Certificate GIA 6542606234

Diamond specifications and retailer prices

From $328 USD
As of November 6, 2026
Save $1,388 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,716 USD 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 $328 to $1,716, a $1,388 spread on the same certified stone. NZ Jewellers lists it at $1,716. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,716 USD|Low: $328 USD|High: $1,716 USD|Avg: $677 USD
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$328 USD
Retailer 3$396 USD
Retailer 8$405 USD
Retailer 4$460 USD
Retailer 11$515 USD
Retailer 6$548 USD
Retailer 5$576 USD
Retailer 12$578 USD
Retailer 7$694 USD
Retailer 10$724 USD
Retailer 9$1,032 USD
NZ Jewellers$1,716 USD

18 data points across 12 retailers

11 retailers$328 USD to $1,716 USD

A
Cheapest Retailer
-
$328 USD
Retailer 2
-
$396 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$405 USD
View
A
Retailer 4
-
$515 USD
View
B+
Retailer 5
-
$548 USD
View
B+
Retailer 6
-
$576 USD
View
B+
Retailer 7
-
$578 USD
View
B+
Retailer 8
-
$694 USD
View
B+
Retailer 9
-
$724 USD
View
B
Retailer 10
-
$1,032 USD
View
Most Expensive
B
NZ Jewellers
920a65a3-e7c4-4746-ba5e-9f0617407e8c · Nov 4
$1,716 USD
View
10 more retailers have this diamond
Prices start from $328 USDSave up to $1,388 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
$328 USD