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Round|Natural|GIA

0.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7551634492

Certificate GIA 7551634492

Diamond specifications and retailer prices

From $787 CAD
HK$4,400 HKD
As of October 30, 2026
Save $2,552 CAD (76%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,339 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 7551634492. Listed at 20 retailers as of October 30, 2026, with prices from $787 to $3,339, a $2,552 spread on the same certified stone. NZ Jewellers lists it at $3,339. 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
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7551634492
Dimensions5.23 × 5.25 × 3.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather
Top View
5.23 mm5.25 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551634492
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

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 30
Current: $1,950 CAD|Low: $771 CAD|High: $2,883 CAD|Avg: $1,364 CAD|-1.3%
Retailer 1
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
November 1, 2026
Retailer 14$787 CAD
Retailer 10$793 CAD
Retailer 6$950 CAD
Retailer 16$982 CAD
Retailer 4$1,081 CAD
Retailer 7$1,187 CAD
Retailer 2$1,250 CAD
Retailer 15$1,260 CAD
Retailer 9$1,273 CAD
Retailer 3$1,306 CAD
Retailer 12$1,382 CAD
Retailer 5$1,448 CAD
Retailer 11$1,644 CAD
Retailer 8$1,650 CAD
Retailer 1$1,950 CAD
Retailer 13$2,883 CAD

32 data points across 16 retailers

20 retailers$787 CAD to $3,339 CAD

A
Cheapest Retailer
-
$787 CAD
HK$4,400 HKD
A
Retailer 2
-
$793 CAD
₹54,045 INR
View
Retailer 3
-
$950 CAD
$680 USD
View
Price last confirmed 20 days ago
B+
Retailer 4
-
$982 CAD
$703 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,064 CAD
$762 USD
View
B+
Retailer 6
-
$1,081 CAD
$774 USD
View
B+
Retailer 7
-
$1,106 CAD
$792 USD
View
Retailer 8
-
$1,140 CAD
$816 USD
View
Price last confirmed 32 days ago
B+
Retailer 9
-
$1,187 CAD
$850 USD
View
B+
Retailer 10
-
$1,250 CAD
$895 USD
View
B+
Retailer 11
-
$1,260 CAD
£710 GBP
View
B+
Retailer 12
-
$1,273 CAD
£717 GBP
View
B+
Retailer 13
-
$1,306 CAD
$935 USD
View
B+
Retailer 14
-
$1,382 CAD
€942 EUR
View
B+
Retailer 15
-
$1,448 CAD
$1,036 USD
View
B
Retailer 16
-
$1,644 CAD
ZAR 19,009 ZAR
View
Retailer 17
-
$1,650 CAD
A$1,817 AUD
View
Price last confirmed 28 days ago
B
Retailer 18
-
$1,950 CAD
£1,099 GBP
View
B
Retailer 19
-
$2,883 CAD
£1,625 GBP
View
Most Expensive
B
NZ Jewellers
19ae4306-72f5-4bb6-b5c3-8f6f5f008c46 · Oct 30
$3,339 CAD
$2,390 USD
View
19 more retailers have this diamond
Prices start from $787 CADSave up to $2,552 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
$787 CAD