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Oval|Natural|GIA

1.30ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 5556638358

Certificate GIA 5556638358

Diamond specifications and retailer prices

From $3,740 AUD
As of November 6, 2026
Save $4,423 AUD (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,163 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556638358. Listed at 20 retailers as of November 5, 2026, with prices from $3,740 to $8,163, a $4,423 spread on the same certified stone. NZ Jewellers lists it at $8,163. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556638358
Dimensions8.29 × 5.92 × 3.82 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
8.29 mm5.92 mm1.30 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556638358
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.6%

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 6
Current: $8,163 AUD|Low: $3,592 AUD|High: $8,337 AUD|Avg: $4,978 AUD
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
November 6, 2026
Retailer 14$3,740 AUD
Retailer 4$3,802 AUD
Retailer 3$3,918 AUD
Retailer 5$4,023 AUD
Retailer 15$4,245 AUD
Retailer 18$4,245 AUD
Retailer 7$4,286 AUD
Retailer 16$4,408 AUD
Retailer 8$4,585 AUD
Retailer 2$4,608 AUD
Retailer 12$4,819 AUD
Retailer 6$4,832 AUD
Retailer 9$4,832 AUD
Retailer 17$4,899 AUD
Retailer 10$4,992 AUD
Retailer 11$5,455 AUD
Retailer 13$7,814 AUD
NZ Jewellers$8,163 AUD

35 data points across 18 retailers

20 retailers$3,740 AUD to $8,163 AUD

A
Cheapest Retailer
-
$3,740 AUD
A
Retailer 2
-
$3,802 AUD
View
A
Retailer 3
-
$3,918 AUD
View
Final sale: no returns
A
Retailer 4
-
$4,023 AUD
View
Retailer 5
-
$4,245 AUD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$4,245 AUD
View
Retailer 7
-
$4,245 AUD
View
Price last confirmed 29 days ago
A
Retailer 8
-
$4,286 AUD
View
A
Retailer 9
-
$4,408 AUD
View
A
Retailer 10
-
$4,585 AUD
View
A
Retailer 11
-
$4,608 AUD
View
A
Retailer 12
-
$4,819 AUD
View
A
Retailer 13
-
$4,832 AUD
View
A
Retailer 14
-
$4,832 AUD
View
Retailer 15
-
$4,899 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$4,899 AUD
View
B+
Retailer 17
-
$4,992 AUD
View
B+
Retailer 18
-
$5,455 AUD
View
B
Retailer 19
-
$7,814 AUD
View
Most Expensive
B
NZ Jewellers
dcc6e7d1-c833-4c3c-95e8-b310b164ed4f · Nov 5
$8,163 AUD
$5,609 USD
View
19 more retailers have this diamond
Prices start from $3,740 AUDSave up to $4,423 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
$3,740 AUD