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Round|Natural|GIA

0.55ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2558408841

Certificate GIA 2558408841

Diamond specifications and retailer prices

From $878 CAD
As of November 6, 2026
Save $2,818 CAD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,697 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2558408841. Listed at 21 retailers as of November 4, 2026, with prices from $878 to $3,697, a $2,818 spread on the same certified stone. NZ Jewellers lists it at $3,697. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2558408841
Dimensions5.28 × 5.30 × 3.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
5.28 mm5.30 mm0.55 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2558408841
Side View
Table 57.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.8°Culet: NDepth 61.4%

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: $3,697 CAD|Low: $876 CAD|High: $3,697 CAD|Avg: $1,461 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 2$878 CAD
Retailer 3$894 CAD
Retailer 18$1,075 CAD
Retailer 12$1,088 CAD
Retailer 8$1,096 CAD
Retailer 9$1,106 CAD
Retailer 7$1,179 CAD
Retailer 17$1,186 CAD
Retailer 6$1,225 CAD
Retailer 14$1,233 CAD
Retailer 4$1,360 CAD
Retailer 10$1,377 CAD
Retailer 16$1,409 CAD
Retailer 15$1,412 CAD
Retailer 13$1,517 CAD
Retailer 11$1,585 CAD
Retailer 20$1,672 CAD
Retailer 5$1,915 CAD
Retailer 19$2,156 CAD
NZ Jewellers$3,697 CAD

21 data points across 20 retailers

21 retailers$878 CAD to $3,697 CAD

A
Cheapest Retailer
-
$878 CAD
A
Retailer 2
-
$894 CAD
View
A
Retailer 3
-
$1,075 CAD
View
A
Retailer 4
-
$1,088 CAD
View
Final sale: no returns
Retailer 5
-
$1,096 CAD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,096 CAD
View
Retailer 7
-
$1,106 CAD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$1,179 CAD
View
A
Retailer 9
-
$1,186 CAD
View
A
Retailer 10
-
$1,225 CAD
View
A
Retailer 11
-
$1,233 CAD
View
B+
Retailer 12
-
$1,360 CAD
View
B+
Retailer 13
-
$1,377 CAD
View
B+
Retailer 14
-
$1,409 CAD
View
B+
Retailer 15
-
$1,412 CAD
View
B+
Retailer 16
-
$1,517 CAD
View
B+
Retailer 17
-
$1,585 CAD
View
B+
Retailer 18
-
$1,672 CAD
View
B+
Retailer 19
-
$1,915 CAD
View
B
Retailer 20
-
$2,156 CAD
View
Most Expensive
B
NZ Jewellers
905770cf-109d-4dbb-96ea-e0d56c22b224 · Nov 4
$3,697 CAD
$2,647 USD
View
20 more retailers have this diamond
Prices start from $878 CADSave up to $2,818 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
$878 CAD