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Round|Natural|GIA

0.55ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2568146726

Certificate GIA 2568146726

Diamond specifications and retailer prices

From $687 AUD
As of November 5, 2026
Save $2,210 AUD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,201 AUD at NZ Jewellers · As of September 8, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2568146726. Listed at 19 retailers as of November 4, 2026, with a 322% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2568146726
Dimensions5.31 × 5.32 × 3.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
5.31 mm5.32 mm0.55 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2568146726
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,897 AUD|Low: $687 AUD|High: $2,951 AUD|Avg: $1,303 AUD|-1.8%
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
November 6, 2026
Retailer 11$687 AUD
Retailer 8$786 AUD
Retailer 4$851 AUD
Retailer 5$891 AUD
Retailer 3$924 AUD
Retailer 12$963 AUD
Retailer 7$970 AUD
Retailer 6$994 AUD
Retailer 14$1,066 AUD
Retailer 2$1,131 AUD
Retailer 10$1,133 AUD
Retailer 9$1,243 AUD
Retailer 16$1,296 AUD
Retailer 13$2,128 AUD
Retailer 15$2,671 AUD
NZ Jewellers$2,897 AUD

25 data points across 16 retailers

19 retailers$687 AUD to $2,897 AUD

A
Cheapest Retailer
-
$687 AUD
A
Retailer 2
-
$786 AUD
View
A
Retailer 3
-
$851 AUD
View
Final sale: no returns
A
Retailer 4
-
$891 AUD
View
A
Retailer 5
-
$924 AUD
View
A
Retailer 6
-
$963 AUD
View
A
Retailer 7
-
$970 AUD
View
A
Retailer 8
-
$994 AUD
View
Retailer 9
-
$1,020 AUD
View
Price last confirmed 62 days ago
A
Retailer 10
-
$1,066 AUD
View
A
Retailer 11
-
$1,131 AUD
View
A
Retailer 12
-
$1,133 AUD
View
Retailer 13
-
$1,177 AUD
View
Price last confirmed 60 days ago
A
Retailer 14
-
$1,243 AUD
View
A
Retailer 15
-
$1,296 AUD
View
B
Retailer 16
-
$2,128 AUD
View
B
Retailer 17
-
$2,671 AUD
View
B
Retailer 18
-
$2,897 AUD
View
Most Expensive
NZ Jewellers
4c3b8500-5417-4874-9d43-62b45f4a27b7 · Sep 8
$3,201 AUD
$2,241 USD
View
Price last confirmed 58 days ago
18 more retailers have this diamond
Prices start from $687 AUDSave up to $2,210 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
$687 AUD