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0.55ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5543616345

Certificate GIA 5543616345

Diamond specifications and retailer prices

From $668 CAD
As of November 5, 2026
Save $1,924 CAD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,592 CAD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5543616345. Listed at 14 retailers as of November 5, 2026, with prices from $668 to $2,592, a $1,924 spread on the same certified stone. Diamond Exchange Canada lists it at $2,592. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5543616345
Dimensions5.25 × 5.23 × 3.25 mm
L/W Ratio1.00
Top View
5.25 mm5.23 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5543616345
Side View
Table 58.0%Crown 36°Girdle: STK-STKPavilion 40.6°Culet: NoneDepth 62.0%

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 5
Current: $2,592 CAD|Low: $591 CAD|High: $2,676 CAD|Avg: $1,293 CAD|-3.2%
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 10$668 CAD
Retailer 6$768 CAD
Retailer 3$827 CAD
Retailer 4$866 CAD
Retailer 11$934 CAD
Retailer 7$939 CAD
Retailer 8$1,098 CAD
Retailer 9$1,099 CAD
Retailer 2$1,182 CAD
Retailer 14$1,209 CAD
Retailer 13$1,257 CAD
Retailer 5$1,260 CAD
Retailer 12$2,066 CAD
Diamond Exchange Canada$2,592 CAD

38 data points across 14 retailers

14 retailers$668 CAD to $2,592 CAD

A
Cheapest Retailer
-
$668 CAD
A
Retailer 2
-
$768 CAD
View
A
Retailer 3
-
$827 CAD
View
Final sale: no returns
A
Retailer 4
-
$866 CAD
View
A
Retailer 5
-
$934 CAD
View
A
Retailer 6
-
$939 CAD
View
A
Retailer 7
-
$1,098 CAD
View
A
Retailer 8
-
$1,099 CAD
View
A
Retailer 9
-
$1,182 CAD
View
A
Retailer 10
-
$1,209 CAD
View
A
Retailer 11
-
$1,257 CAD
View
B+
Retailer 12
-
$1,260 CAD
View
B
Retailer 13
-
$2,066 CAD
View
Most Expensive
B
Diamond Exchange Canada
1997641364 · Nov 5
$2,592 CAD
View
13 more retailers have this diamond
Prices start from $668 CADSave up to $1,924 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
$668 CAD