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Round|Natural|GIA

0.55ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6555731928

Certificate GIA 6555731928

Diamond specifications and retailer prices

From $729 CAD
As of November 5, 2026
Save $2,394 CAD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,123 CAD at NZ Jewellers · As of November 4, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555731928. Listed at 21 retailers as of November 4, 2026, with prices from $729 to $3,123, a $2,394 spread on the same certified stone. NZ Jewellers lists it at $3,123. 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
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6555731928
Dimensions5.18 × 5.20 × 3.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
5.18 mm5.20 mm0.55 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555731928
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

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: $3,123 CAD|Low: $729 CAD|High: $3,215 CAD|Avg: $1,341 CAD|-2.9%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 19$729 CAD
Retailer 13$827 CAD
Retailer 9$919 CAD
Retailer 2$933 CAD
Retailer 3$966 CAD
Retailer 11$971 CAD
Retailer 5$985 CAD
Retailer 8$996 CAD
Retailer 14$1,023 CAD
Retailer 7$1,034 CAD
Retailer 18$1,127 CAD
Retailer 12$1,187 CAD
Retailer 15$1,198 CAD
Retailer 6$1,221 CAD
Retailer 16$1,312 CAD
Retailer 10$1,402 CAD
Retailer 4$2,297 CAD
Retailer 17$2,833 CAD
NZ Jewellers$3,123 CAD

20 data points across 19 retailers

21 retailers$729 CAD to $3,123 CAD

A
Cheapest Retailer
-
$729 CAD
A
Retailer 2
-
$827 CAD
View
A
Retailer 3
-
$919 CAD
View
Final sale: no returns
A
Retailer 4
-
$933 CAD
View
A
Retailer 5
-
$966 CAD
View
Retailer 6
-
$971 CAD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$985 CAD
View
A
Retailer 8
-
$996 CAD
View
A
Retailer 9
-
$1,023 CAD
View
A
Retailer 10
-
$1,034 CAD
View
Retailer 11
-
$1,055 CAD
View
Price last confirmed 118 days ago
Retailer 12
-
$1,080 CAD
View
Price last confirmed 21 days ago
A
Retailer 13
-
$1,127 CAD
View
A
Retailer 14
-
$1,187 CAD
View
A
Retailer 15
-
$1,198 CAD
View
A
Retailer 16
-
$1,221 CAD
View
B+
Retailer 17
-
$1,312 CAD
View
B+
Retailer 18
-
$1,402 CAD
View
B
Retailer 19
-
$2,297 CAD
View
B
Retailer 20
-
$2,833 CAD
View
Most Expensive
B
NZ Jewellers
b94884b0-2152-4354-9930-00b15adf1e95 · Nov 4
$3,123 CAD
$2,220 USD
View
20 more retailers have this diamond
Prices start from $729 CADSave up to $2,394 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
$729 CAD