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Round|Natural|GIA

0.55ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7561450005

Certificate GIA 7561450005

Diamond specifications and retailer prices

From $673 CAD
As of November 6, 2026
Save $1,345 CAD (67%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,018 CAD at MOH London · As of November 4, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7561450005. Listed at 14 retailers as of November 4, 2026, with prices from $673 to $2,018, a $1,345 spread on the same certified stone. MOH London lists it at $2,018. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7561450005
Dimensions5.25 × 5.23 × 3.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
5.25 mm5.23 mm0.55 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7561450005
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.3%

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: $2,018 CAD|Low: $673 CAD|High: $2,033 CAD|Avg: $1,117 CAD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$673 CAD
Retailer 9$806 CAD
Retailer 7$876 CAD
Retailer 4$918 CAD
Retailer 5$1,060 CAD
Retailer 3$1,126 CAD
Retailer 6$1,278 CAD
Retailer 8$1,351 CAD
MOH London$2,018 CAD

28 data points across 9 retailers

14 retailers$673 CAD to $2,018 CAD

A
Cheapest Retailer
-
$673 CAD
A
Retailer 2
-
$750 CAD
View
A
Retailer 3
-
$782 CAD
View
A
Retailer 4
-
$806 CAD
View
Final sale: no returns
A
Retailer 5
-
$876 CAD
View
A
Retailer 6
-
$918 CAD
View
B+
Retailer 7
-
$1,059 CAD
View
B+
Retailer 8
-
$1,060 CAD
View
B+
Retailer 9
-
$1,126 CAD
View
B+
Retailer 10
-
$1,138 CAD
View
B+
Retailer 11
-
$1,278 CAD
View
Retailer 12
-
$1,316 CAD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
$1,351 CAD
View
Most Expensive
B
MOH London
E79EA0538 · Nov 4
$2,018 CAD
£1,138 GBP
View
13 more retailers have this diamond
Prices start from $673 CADSave up to $1,345 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
$673 CAD