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Round|Natural|GIA

0.55ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2568551221

Certificate GIA 2568551221

Diamond specifications and retailer prices

From $542 CAD
As of November 4, 2026
Save $1,219 CAD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,761 CAD at MOH London · As of November 4, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2568551221. Listed at 11 retailers as of November 4, 2026, with prices from $542 to $1,761, a $1,219 spread on the same certified stone. MOH London lists it at $1,761. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2568551221
Dimensions5.23 × 5.26 × 3.28 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal
Top View
5.23 mm5.26 mm0.55 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2568551221
Side View
Table 57.0%Crown 36.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

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 4
Current: $1,761 CAD|Low: $542 CAD|High: $1,767 CAD|Avg: $918 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$542 CAD
Retailer 2$574 CAD
Retailer 6$620 CAD
Retailer 9$661 CAD
Retailer 3$816 CAD
Retailer 10$818 CAD
Retailer 4$950 CAD
Retailer 7$1,004 CAD
Retailer 5$1,053 CAD
MOH London$1,761 CAD

15 data points across 10 retailers

11 retailers$542 CAD to $1,761 CAD

A
Cheapest Retailer
-
$542 CAD
Final sale: no returns
A
Retailer 2
-
$574 CAD
View
A
Retailer 3
-
$620 CAD
View
A
Retailer 4
-
$661 CAD
View
A
Retailer 5
-
$770 CAD
View
A
Retailer 6
-
$816 CAD
View
A
Retailer 7
-
$818 CAD
View
A
Retailer 8
-
$950 CAD
View
A
Retailer 9
-
$1,004 CAD
View
B+
Retailer 10
-
$1,053 CAD
View
Most Expensive
B
MOH London
E91F7029D · Nov 4
$1,761 CAD
£993 GBP
View
10 more retailers have this diamond
Prices start from $542 CADSave up to $1,219 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
$542 CAD