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Round|Natural|GIA

0.57ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6502779675

Certificate GIA 6502779675

Diamond specifications and retailer prices

From $929 AUD
HK$5,100 HKD
As of October 29, 2026
Save $1,440 AUD (61%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,682 AUD at NZ Jewellers · As of September 24, 2026
View at NZ Jewellers

About this 0.57ct natural round diamond

This 0.57ct 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 6502779675. Listed at 21 retailers as of October 29, 2026, with a 155% 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

0.57
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6502779675
Dimensions5.31 × 5.32 × 3.29 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
5.31 mm5.32 mm0.57 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6502779675
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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 29
Current: $1,402 AUD|Low: $823 AUD|High: $2,176 AUD|Avg: $1,352 AUD|+5.6%
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
October 29, 2026
Retailer 5$929 AUD
Retailer 3$982 AUD
Retailer 15$1,080 AUD
Retailer 9$1,117 AUD
Retailer 7$1,196 AUD
Retailer 2$1,267 AUD
Retailer 12$1,267 AUD
Retailer 6$1,310 AUD
Retailer 13$1,310 AUD
Retailer 1$1,402 AUD
Retailer 14$1,456 AUD
Retailer 10$1,523 AUD
Retailer 4$1,766 AUD
Retailer 11$1,808 AUD
Retailer 8$2,162 AUD

40 data points across 15 retailers

21 retailers$929 AUD to $2,369 AUD

A
Cheapest Retailer
-
$929 AUD
HK$5,100 HKD
A
Retailer 2
-
$982 AUD
$690 USD
View
Final sale: no returns
A
Retailer 3
-
$1,063 AUD
$747 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$1,063 AUD
$747 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,080 AUD
$759 USD
View
A
Retailer 6
-
$1,105 AUD
$776 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$1,117 AUD
$785 USD
View
A
Retailer 8
-
$1,196 AUD
$840 USD
View
A
Retailer 9
-
$1,227 AUD
$862 USD
View
Price last confirmed 29 days ago
A
Retailer 10
-
$1,267 AUD
$890 USD
View
A
Retailer 11
-
$1,267 AUD
$890 USD
View
A
Retailer 12
-
$1,310 AUD
$920 USD
View
A
Retailer 13
-
$1,310 AUD
$920 USD
View
B+
Retailer 14
-
$1,402 AUD
£775 GBP
View
B+
Retailer 15
-
$1,456 AUD
$1,023 USD
View
B+
Retailer 16
-
$1,523 AUD
€1,019 EUR
View
B+
Retailer 17
-
$1,766 AUD
View
Price last confirmed 25 days ago
B+
Retailer 18
-
$1,808 AUD
ZAR 20,520 ZAR
View
B
Retailer 19
-
$2,162 AUD
£1,196 GBP
View
B
Retailer 20
-
$2,369 AUD
£1,310 GBP
View
Most Expensive
B
NZ Jewellers
bd03eda6-0cb9-4e39-8e48-61c30f22ba5a · Sep 24
$3,682 AUD
$2,587 USD
View
Price last confirmed 35 days ago
20 more retailers have this diamond
Prices start from $929 AUDSave up to $1,440 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
0.57ct Round
$929 AUD