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Round|Natural|GIA

0.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6521444924

Certificate GIA 6521444924

Diamond specifications and retailer prices

From $743 CAD
$532 USD
As of October 31, 2026
Save $1,781 CAD (71%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,524 CAD at NZ Jewellers · As of October 30, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521444924. Listed at 17 retailers as of October 30, 2026, with prices from $743 to $2,524, a $1,781 spread on the same certified stone. NZ Jewellers lists it at $2,524. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6521444924
Dimensions5.34 × 5.33 × 3.19 mm
L/W Ratio1.00
Top View
5.34 mm5.33 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6521444924
Side View
Table 62.0%Crown 34.5°Girdle: MED-THNPavilion 41°Culet: NoneDepth 59.7%

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: Oct 31
Current: $1,041 CAD|Low: $743 CAD|High: $1,881 CAD|Avg: $1,095 CAD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$743 CAD
Retailer 9$819 CAD
Retailer 11$824 CAD
Retailer 3$866 CAD
Retailer 5$982 CAD
Retailer 1$1,041 CAD
Retailer 8$1,076 CAD
Retailer 4$1,188 CAD
Retailer 2$1,210 CAD
Retailer 6$1,242 CAD
Retailer 7$1,868 CAD

36 data points across 11 retailers

17 retailers$743 CAD to $2,524 CAD

A
Cheapest Retailer
-
$743 CAD
$532 USD
Final sale: no returns
Retailer 2
-
$805 CAD
$576 USD
View
Price last confirmed 47 days ago
Retailer 3
-
$819 CAD
$586 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$824 CAD
$590 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$866 CAD
$620 USD
View
A
Retailer 6
-
$866 CAD
$620 USD
View
A
Retailer 7
-
$929 CAD
$665 USD
View
A
Retailer 8
-
$982 CAD
£554 GBP
View
A
Retailer 9
-
$989 CAD
$708 USD
View
B+
Retailer 10
-
$995 CAD
$712 USD
View
A
Retailer 11
-
$1,041 CAD
£587 GBP
View
B+
Retailer 12
-
$1,076 CAD
$770 USD
View
B+
Retailer 13
-
$1,188 CAD
€810 EUR
View
Retailer 14
-
$1,210 CAD
A$1,333 AUD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$1,242 CAD
ZAR 14,365 ZAR
View
B
Retailer 16
-
$1,868 CAD
£1,053 GBP
View
Most Expensive
B
NZ Jewellers
431c5930-d306-49c4-8845-2a1437e150fb · Oct 30
$2,524 CAD
$1,807 USD
View
16 more retailers have this diamond
Prices start from $743 CADSave up to $1,781 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
$743 CAD