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Oval|Natural|GIA

1.30ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 6541526602

Certificate GIA 6541526602

Diamond specifications and retailer prices

From $4,321 AUD
As of November 6, 2026
Save $5,477 AUD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $9,798 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541526602. Listed at 24 retailers as of November 5, 2026, with prices from $4,321 to $9,798, a $5,477 spread on the same certified stone. NZ Jewellers lists it at $9,798. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.24°
Pavilion angle36.45°
OriginNatural
Grading LabGIA
CertificateGIA 6541526602
Dimensions8.26 × 5.89 × 3.83 mm
L/W Ratio1.40
Top View
8.26 mm5.89 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541526602
Side View
Table 64.0%Crown 42.24°Girdle: THK-VTKPavilion 36.45°Culet: NoneDepth 65.0%

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 6
Current: $5,695 AUD|Low: $4,321 AUD|High: $9,505 AUD|Avg: $5,889 AUD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 4$4,321 AUD
Retailer 2$4,340 AUD
Retailer 9$4,957 AUD
Retailer 10$4,985 AUD
Retailer 3$5,315 AUD
Retailer 5$5,455 AUD
Retailer 6$5,466 AUD
Retailer 1$5,695 AUD
Retailer 7$6,546 AUD
Retailer 8$6,864 AUD
Retailer 11$9,403 AUD

26 data points across 11 retailers

24 retailers$4,321 AUD to $9,798 AUD

A
Cheapest Retailer
-
$4,321 AUD
A
Retailer 2
-
$4,340 AUD
View
A
Retailer 3
-
$4,948 AUD
View
A
Retailer 4
-
$4,957 AUD
View
A
Retailer 5
-
$4,985 AUD
View
B+
Retailer 6
-
$5,190 AUD
View
Final sale: no returns
B+
Retailer 7
-
$5,315 AUD
View
B+
Retailer 8
-
$5,378 AUD
View
B+
Retailer 9
-
$5,455 AUD
View
B+
Retailer 10
-
$5,466 AUD
View
B+
Retailer 11
-
$5,564 AUD
View
Retailer 12
-
$5,624 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$5,624 AUD
View
B+
Retailer 14
-
$5,695 AUD
View
B+
Retailer 15
-
$5,836 AUD
View
B+
Retailer 16
-
$5,841 AUD
View
Retailer 17
-
$6,022 AUD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$6,488 AUD
View
B+
Retailer 19
-
$6,546 AUD
View
B
Retailer 20
-
$6,864 AUD
View
B
Retailer 21
-
$8,163 AUD
View
B
Retailer 22
-
$8,390 AUD
View
B
Retailer 23
-
$9,403 AUD
View
Most Expensive
B
NZ Jewellers
a2c6b41b-75d6-482b-b19f-7374a0391b58 · Nov 5
$9,798 AUD
$6,732 USD
View
23 more retailers have this diamond
Prices start from $4,321 AUDSave up to $5,477 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 Oval
$4,321 AUD