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Oval|Natural|GIA

1.30ct H SI1 Oval Natural Diamond

ID • H/SI1 • GIA 6541282838

Certificate GIA 6541282838

Diamond specifications and retailer prices

From $4,570 AUD
As of November 3, 2026
Save $3,655 AUD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,224 AUD at NZ Jewellers · As of November 2, 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 H 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 6541282838. Listed at 8 retailers as of November 2, 2026, with prices from $4,570 to $8,224, a $3,655 spread on the same certified stone. NZ Jewellers lists it at $8,224. 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
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle39.36°
Pavilion angle40.25°
OriginNatural
Grading LabGIA
CertificateGIA 6541282838
Dimensions8.26 × 6.00 × 3.93 mm
L/W Ratio1.38
Top View
8.26 mm6.00 mm1.30 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6541282838
Side View
Table 57.0%Crown 39.36°Girdle: THN-VTKPavilion 40.25°Culet: NoneDepth 65.6%

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 3
Current: $8,224 AUD|Low: $4,570 AUD|High: $8,307 AUD|Avg: $5,697 AUD|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 5$4,570 AUD
Retailer 2$4,603 AUD
Retailer 4$4,721 AUD
Retailer 6$4,903 AUD
Retailer 7$4,938 AUD
Retailer 8$5,094 AUD
Retailer 10$5,285 AUD
Retailer 9$5,538 AUD
Retailer 3$7,894 AUD
NZ Jewellers$8,224 AUD

36 data points across 10 retailers

8 retailers$4,570 AUD to $8,224 AUD

A
Cheapest Retailer
-
$4,570 AUD
A
Retailer 2
-
$4,603 AUD
View
A
Retailer 3
-
$4,721 AUD
View
A
Retailer 4
-
$4,903 AUD
View
A
Retailer 5
-
$4,938 AUD
View
Retailer 6
-
$5,094 AUD
View
Price last confirmed 30 days ago
B
Retailer 7
-
$7,894 AUD
View
Most Expensive
B
NZ Jewellers
c4b2ee91-c65a-4693-a326-f947e462ec47 · Nov 2
$8,224 AUD
$5,651 USD
View
7 more retailers have this diamond
Prices start from $4,570 AUDSave up to $3,655 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
$4,570 AUD