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Round|Natural|GIA

0.55ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6555218545

Certificate GIA 6555218545

Diamond specifications and retailer prices

From $719 CAD
As of November 5, 2026
Save $2,824 CAD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,721 CAD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

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 6555218545. Listed at 14 retailers as of November 2, 2026, with a 393% 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555218545
Dimensions5.22 × 5.26 × 3.25 mm
L/W Ratio1.01
Top View
5.22 mm5.26 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555218545
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.0%

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 5
Current: $4,721 CAD|Low: $634 CAD|High: $4,721 CAD|Avg: $1,307 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 6$719 CAD
Retailer 4$880 CAD
Retailer 5$1,123 CAD
Retailer 7$1,292 CAD
Retailer 2$1,422 CAD
Retailer 8$1,786 CAD
Retailer 3$1,936 CAD
Retailer 13$2,003 CAD
Retailer 10$2,025 CAD
Retailer 9$2,233 CAD
Retailer 11$2,567 CAD
Retailer 12$3,543 CAD
NZ Jewellers$4,721 CAD

39 data points across 13 retailers

14 retailers$719 CAD to $3,543 CAD

A
Cheapest Retailer
-
$719 CAD
A
Retailer 2
-
$880 CAD
View
A
Retailer 3
-
$922 CAD
View
A
Retailer 4
-
$1,123 CAD
View
A
Retailer 5
-
$1,292 CAD
View
B+
Retailer 6
-
$1,422 CAD
View
B
Retailer 7
-
$1,786 CAD
View
Final sale: no returns
B
Retailer 8
-
$1,936 CAD
View
B
Retailer 9
-
$2,003 CAD
View
B
Retailer 10
-
$2,025 CAD
View
B
Retailer 11
-
$2,233 CAD
View
B
Retailer 12
-
$2,567 CAD
View
B
Retailer 13
-
$3,543 CAD
View
Most Expensive
NZ Jewellers
139f609a-e160-479d-86c8-182dc5e62dd1 · Nov 2
$4,721 CAD
$3,380 USD
View
Price under review
13 more retailers have this diamond
Prices start from $719 CADSave up to $2,824 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
$719 CAD