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Round|Natural|GIA

1.30ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6552908785

Certificate GIA 6552908785

Diamond specifications and retailer prices

From $3,510 AUD
As of November 5, 2026
Save $4,667 AUD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,177 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552908785. Listed at 14 retailers as of November 5, 2026, with prices from $3,510 to $8,177, a $4,667 spread on the same certified stone. NZ Jewellers lists it at $8,177. 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

1.30
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552908785
Dimensions6.95 × 6.98 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Needle
Top View
6.95 mm6.98 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6552908785
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.9%

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: $8,177 AUD|Low: $3,510 AUD|High: $8,551 AUD|Avg: $5,280 AUD|-4.4%
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
November 5, 2026
Retailer 10$3,510 AUD
Retailer 14$3,724 AUD
Retailer 7$3,926 AUD
Retailer 4$4,187 AUD
Retailer 11$4,693 AUD
Retailer 6$4,813 AUD
Retailer 5$4,828 AUD
Retailer 12$4,851 AUD
Retailer 3$4,898 AUD
Retailer 9$4,914 AUD
Retailer 2$5,141 AUD
Retailer 8$5,415 AUD
Retailer 13$7,867 AUD
NZ Jewellers$8,177 AUD

21 data points across 14 retailers

14 retailers$3,510 AUD to $8,177 AUD

A
Cheapest Retailer
-
$3,510 AUD
A
Retailer 2
-
$3,724 AUD
View
Final sale: no returns
A
Retailer 3
-
$3,926 AUD
View
A
Retailer 4
-
$4,187 AUD
View
A
Retailer 5
-
$4,693 AUD
View
Retailer 6
-
$4,813 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$4,828 AUD
View
A
Retailer 8
-
$4,851 AUD
View
A
Retailer 9
-
$4,898 AUD
View
A
Retailer 10
-
$4,914 AUD
View
A
Retailer 11
-
$5,141 AUD
View
A
Retailer 12
-
$5,415 AUD
View
B+
Retailer 13
-
$7,867 AUD
View
Most Expensive
B+
NZ Jewellers
9821724b-f395-49fa-9543-6bd7f0b93104 · Nov 5
$8,177 AUD
$5,724 USD
View
13 more retailers have this diamond
Prices start from $3,510 AUDSave up to $4,667 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
1.30ct Round
$3,510 AUD