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0.53ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 464111700

Shape and cutting style on the report: Round brilliant

Certificate IGI 464111700

Diamond specifications and retailer prices

From $508 USD
As of November 5, 2026
Save $372 USD (42%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $880 USD at MOH London · As of November 4, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 464111700. Listed at 6 retailers as of November 4, 2026, with prices from $508 to $880, a $372 spread on the same certified stone. MOH London lists it at $880. 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
SymmetryVery Good
FluorescenceFaint
Crown angle35.2°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 464111700
Dimensions5.16 × 5.22 × 3.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.16 mm5.22 mm0.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 464111700
Side View
Table 57.5%Crown 35.2°Girdle: THN-STKPavilion 41.1°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $880 USD|Low: $411 USD|High: $892 USD|Avg: $599 USD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5$411 USD
Retailer 3$508 USD
Retailer 6$512 USD
Retailer 4$591 USD
Retailer 2$690 USD
MOH London$880 USD

34 data points across 6 retailers

6 retailers$508 USD to $880 USD

Retailer 1
-
$411 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$508 USD
View
B+
Retailer 3
-
$512 USD
View
B+
Retailer 4
-
$591 USD
View
B+
Retailer 5
-
$690 USD
View
Most Expensive
B
MOH London
A7438B640 · Nov 4
$880 USD
£693 GBP
View
5 more retailers have this diamond
Prices start from $508 USDSave up to $372 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.

B+
0.53ct Round
$508 USD