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Round|Natural|GIA

0.55ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1548492087

Certificate GIA 1548492087

Diamond specifications and retailer prices

From $687 AUD
As of November 5, 2026
Save $646 AUD (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,923 AUD 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1548492087. Listed at 17 retailers as of October 31, 2026, with a 94% 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 angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1548492087
Dimensions5.23 × 5.25 × 3.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
5.23 mm5.25 mm0.55 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1548492087
Side View
Table 55.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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: $2,923 AUD|Low: $687 AUD|High: $2,980 AUD|Avg: $1,236 AUD|-1.9%
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 14$859 AUD
Retailer 5$891 AUD
Retailer 4$933 AUD
Retailer 15$933 AUD
Retailer 6$961 AUD
Retailer 3$969 AUD
Retailer 12$1,076 AUD
Retailer 13$1,120 AUD
Retailer 2$1,131 AUD
Retailer 9$1,143 AUD
Retailer 10$1,240 AUD
Retailer 7$1,333 AUD
Retailer 16$2,164 AUD
NZ Jewellers$2,923 AUD

27 data points across 16 retailers

17 retailers$687 AUD to $1,333 AUD

A
Cheapest Retailer
-
$687 AUD
A
Retailer 2
-
$786 AUD
View
A
Retailer 3
-
$859 AUD
View
Final sale: no returns
A
Retailer 4
-
$891 AUD
View
Retailer 5
-
$933 AUD
View
Price last confirmed 9 days ago
Retailer 6
-
$933 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$933 AUD
View
A
Retailer 8
-
$961 AUD
View
Retailer 9
-
$969 AUD
View
Price last confirmed 9 days ago
A
Retailer 10
-
$1,076 AUD
View
A
Retailer 11
-
$1,120 AUD
View
A
Retailer 12
-
$1,131 AUD
View
A
Retailer 13
-
$1,143 AUD
View
A
Retailer 14
-
$1,240 AUD
View
B+
Retailer 15
-
$1,333 AUD
View
Retailer 16
-
$2,164 AUD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
ed17eeab-1cbb-4e12-bae5-89fafe07eb21 · Oct 30
$2,923 AUD
$2,046 USD
View
Price last confirmed 7 days ago
16 more retailers have this diamond
Prices start from $687 AUDSave up to $646 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