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Round|Natural|GIA

0.55ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7563401154

Certificate GIA 7563401154

Diamond specifications and retailer prices

From $534 AUD
As of November 6, 2026
Save $2,272 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,806 AUD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7563401154. Listed at 14 retailers as of November 4, 2026, with prices from $534 to $2,806, a $2,272 spread on the same certified stone. NZ Jewellers lists it at $2,806. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7563401154
Dimensions5.24 × 5.26 × 3.26 mm
L/W Ratio1.00
Girdle conditionMedium to Slightly Thick
Key to symbols
Crystal
Top View
5.24 mm5.26 mm0.55 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7563401154
Side View
Table 58.0%Crown 36°Girdle: UND-UNDPavilion 40.8°Culet: NDepth 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: Nov 6
Current: $2,806 AUD|Low: $534 AUD|High: $2,806 AUD|Avg: $1,029 AUD|+18.7%
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
November 6, 2026
Retailer 6$534 AUD
Retailer 11$614 AUD
Retailer 8$732 AUD
Retailer 5$779 AUD
Retailer 2$789 AUD
Retailer 4$933 AUD
Retailer 10$945 AUD
Retailer 7$963 AUD
Retailer 12$975 AUD
Retailer 9$977 AUD
Retailer 13$995 AUD
Retailer 3$1,716 AUD
NZ Jewellers$2,806 AUD

27 data points across 13 retailers

14 retailers$534 AUD to $2,806 AUD

A
Cheapest Retailer
-
$534 AUD
A
Retailer 2
-
$614 AUD
View
A
Retailer 3
-
$732 AUD
View
Retailer 4
-
$779 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$789 AUD
View
Retailer 6
-
$895 AUD
View
Price last confirmed 41 days ago
B+
Retailer 7
-
$933 AUD
View
B+
Retailer 8
-
$945 AUD
View
B+
Retailer 9
-
$963 AUD
View
B+
Retailer 10
-
$975 AUD
View
B+
Retailer 11
-
$977 AUD
View
B+
Retailer 12
-
$995 AUD
View
Retailer 13
-
$1,716 AUD
View
Price last confirmed 9 days ago
Most Expensive
C
NZ Jewellers
fcda0742-6a4b-4140-9192-04faf867aece · Nov 4
$2,806 AUD
$1,928 USD
View
13 more retailers have this diamond
Prices start from $534 AUDSave up to $2,272 AUD

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
$534 AUD