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Round|Natural|GIA

0.53ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2566648455

Certificate GIA 2566648455

Diamond specifications and retailer prices

From $540 CAD
As of November 6, 2026
Save $1,833 CAD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,373 CAD at MOH London · As of November 2, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566648455. Listed at 11 retailers as of November 2, 2026, with prices from $540 to $2,373, a $1,833 spread on the same certified stone. MOH London lists it at $2,373. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566648455
Dimensions5.17 × 5.20 × 3.26 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.17 mm5.20 mm0.53 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566648455
Side View
Table 55.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.9%

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 6
Current: $2,373 CAD|Low: $532 CAD|High: $2,373 CAD|Avg: $1,071 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$540 CAD
Retailer 6$677 CAD
Retailer 10$735 CAD
Retailer 5$993 CAD
Retailer 11$1,156 CAD
Retailer 4$1,189 CAD
Retailer 3$1,195 CAD
Retailer 7$1,346 CAD
Retailer 9$1,461 CAD
Retailer 8$1,547 CAD
MOH London$2,373 CAD

17 data points across 11 retailers

11 retailers$540 CAD to $2,373 CAD

A
Cheapest Retailer
-
$540 CAD
A
Retailer 2
-
$677 CAD
View
A
Retailer 3
-
$735 CAD
View
B+
Retailer 4
-
$993 CAD
View
B+
Retailer 5
-
$1,156 CAD
View
B+
Retailer 6
-
$1,189 CAD
View
B+
Retailer 7
-
$1,195 CAD
View
Final sale: no returns
B+
Retailer 8
-
$1,346 CAD
View
B
Retailer 9
-
$1,461 CAD
View
B
Retailer 10
-
$1,547 CAD
View
Most Expensive
B
MOH London
6D8C92663 · Nov 2
$2,373 CAD
£1,338 GBP
View
10 more retailers have this diamond
Prices start from $540 CADSave up to $1,833 CAD

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
$540 CAD