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Round|Natural|GIA

0.54ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2566281980

Certificate GIA 2566281980

Diamond specifications and retailer prices

From $773 AUD
As of November 5, 2026
Save $2,411 AUD (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,184 AUD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.54ct natural round diamond

This 0.54ct natural round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566281980. Listed at 23 retailers as of November 4, 2026, with prices from $773 to $3,184, a $2,411 spread on the same certified stone. NZ Jewellers lists it at $3,184. 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

0.54
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566281980
Dimensions5.25 × 5.26 × 3.24 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather
Top View
5.25 mm5.26 mm0.54 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566281980
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.6%

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 5
Current: $3,184 AUD|Low: $773 AUD|High: $3,283 AUD|Avg: $1,301 AUD|-2.0%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 18$773 AUD
Retailer 21$877 AUD
Retailer 8$936 AUD
Retailer 7$984 AUD
Retailer 11$1,016 AUD
Retailer 14$1,047 AUD
Retailer 20$1,054 AUD
Retailer 9$1,071 AUD
Retailer 13$1,087 AUD
Retailer 6$1,171 AUD
Retailer 15$1,199 AUD
Retailer 3$1,204 AUD
Retailer 17$1,233 AUD
Retailer 12$1,246 AUD
Retailer 5$1,271 AUD
Retailer 2$1,306 AUD
Retailer 16$1,353 AUD
Retailer 10$1,391 AUD
Retailer 19$1,567 AUD
Retailer 4$2,341 AUD
NZ Jewellers$3,184 AUD

14 data points across 21 retailers

23 retailers$773 AUD to $3,184 AUD

A
Cheapest Retailer
-
$773 AUD
A
Retailer 2
-
$877 AUD
View
A
Retailer 3
-
$936 AUD
View
Final sale: no returns
A
Retailer 4
-
$984 AUD
View
A
Retailer 5
-
$1,016 AUD
View
Retailer 6
-
$1,047 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,054 AUD
View
A
Retailer 8
-
$1,071 AUD
View
Retailer 9
-
$1,076 AUD
View
Price last confirmed 22 days ago
A
Retailer 10
-
$1,087 AUD
View
A
Retailer 11
-
$1,171 AUD
View
A
Retailer 12
-
$1,199 AUD
View
A
Retailer 13
-
$1,204 AUD
View
A
Retailer 14
-
$1,233 AUD
View
A
Retailer 15
-
$1,246 AUD
View
A
Retailer 16
-
$1,271 AUD
View
A
Retailer 17
-
$1,306 AUD
View
B+
Retailer 18
-
$1,353 AUD
View
B+
Retailer 19
-
$1,391 AUD
View
B+
Retailer 20
-
$1,567 AUD
View
Retailer 21
-
$1,604 AUD
View
Price last confirmed 32 days ago
B
Retailer 22
-
$2,341 AUD
View
Most Expensive
B
NZ Jewellers
6a943721-0922-45d4-90e4-ea2136370ca5 · Nov 4
$3,184 AUD
$2,229 USD
View
22 more retailers have this diamond
Prices start from $773 AUDSave up to $2,411 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
0.54ct Round
$773 AUD