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Round|Natural|GIA

0.55ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2567256191

Certificate GIA 2567256191

Diamond specifications and retailer prices

From $518 CAD
As of November 4, 2026
Save $630 CAD (55%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,728 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567256191. Listed at 9 retailers as of November 4, 2026, with a 122% 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

0.55
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2567256191
Dimensions5.23 × 5.25 × 3.26 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Top View
5.23 mm5.25 mm0.55 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567256191
Side View
Table 56.0%Crown 36°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.1%

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 4
Current: $1,728 CAD|Low: $518 CAD|High: $1,728 CAD|Avg: $908 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$518 CAD
Retailer 3$552 CAD
Retailer 9$743 CAD
Retailer 7$927 CAD
Retailer 2$957 CAD
Retailer 4$1,010 CAD
Retailer 5$1,020 CAD
Retailer 6$1,148 CAD
MOH London$1,728 CAD

16 data points across 9 retailers

9 retailers$518 CAD to $1,148 CAD

A
Cheapest Retailer
-
$518 CAD
Final sale: no returns
A
Retailer 2
-
$552 CAD
View
A
Retailer 3
-
$743 CAD
View
B+
Retailer 4
-
$927 CAD
View
B+
Retailer 5
-
$957 CAD
View
B+
Retailer 6
-
$1,010 CAD
View
B+
Retailer 7
-
$1,020 CAD
View
B+
Retailer 8
-
$1,148 CAD
View
Most Expensive
MOH London
5D4403431 · Oct 29
$1,728 CAD
£974 GBP
View
Price last confirmed 8 days ago
8 more retailers have this diamond
Prices start from $518 CADSave up to $630 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
0.55ct Round
$518 CAD