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Oval|Natural|GIA

1.30ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 6492525421

Certificate GIA 6492525421

Diamond specifications and retailer prices

From $5,376 AUD
HK$29,500 HKD
As of November 1, 2026
Save $6,808 AUD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,183 AUD at NZ Jewellers · As of October 30, 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 6492525421. Listed at 21 retailers as of October 30, 2026, with prices from $5,376 to $12,183, a $6,808 spread on the same certified stone. NZ Jewellers lists it at $12,183. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6492525421
Dimensions8.73 × 5.83 × 3.75 mm
L/W Ratio1.50
Top View
8.73 mm5.83 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6492525421
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $7,106 AUD|Low: $5,376 AUD|High: $11,743 AUD|Avg: $7,278 AUD|-1.2%
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
November 1, 2026
Retailer 9$5,376 AUD
Retailer 13$5,756 AUD
Retailer 11$5,872 AUD
Retailer 12$6,090 AUD
Retailer 3$6,198 AUD
Retailer 4$6,235 AUD
Retailer 5$6,600 AUD
Retailer 1$7,106 AUD
Retailer 7$7,272 AUD
Retailer 2$7,344 AUD
Retailer 10$8,245 AUD
Retailer 8$8,954 AUD
Retailer 6$11,602 AUD

34 data points across 13 retailers

21 retailers$5,376 AUD to $12,183 AUD

B+
Cheapest Retailer
-
$5,376 AUD
HK$29,500 HKD
B+
Retailer 2
-
$5,756 AUD
$4,043 USD
View
B+
Retailer 3
-
$5,872 AUD
$4,125 USD
View
B+
Retailer 4
-
$6,090 AUD
$4,278 USD
View
Final sale: no returns
B+
Retailer 5
-
$6,198 AUD
$4,354 USD
View
B+
Retailer 6
-
$6,235 AUD
$4,380 USD
View
B
Retailer 7
-
$6,600 AUD
$4,636 USD
View
B
Retailer 8
-
$6,600 AUD
$4,636 USD
View
B
Retailer 9
-
$6,600 AUD
$4,636 USD
View
B+
Retailer 10
-
$7,106 AUD
£3,930 GBP
View
B+
Retailer 11
-
$7,272 AUD
£4,022 GBP
View
Retailer 12
-
$7,344 AUD
View
Price last confirmed 23 days ago
B
Retailer 13
-
$7,417 AUD
$5,210 USD
View
B
Retailer 14
-
$7,417 AUD
$5,210 USD
View
B
Retailer 15
-
$7,495 AUD
$5,265 USD
View
B
Retailer 16
-
$7,615 AUD
$5,349 USD
View
B
Retailer 17
-
$7,659 AUD
$5,380 USD
View
B
Retailer 18
-
$8,245 AUD
€5,516 EUR
View
B
Retailer 19
-
$8,954 AUD
ZAR 101,613 ZAR
View
B
Retailer 20
-
$11,602 AUD
£6,417 GBP
View
Most Expensive
B
NZ Jewellers
6cfc6515-158d-41f4-8baa-68d804c4e540 · Oct 30
$12,183 AUD
$8,558 USD
View
20 more retailers have this diamond
Prices start from $5,376 AUDSave up to $6,808 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.

B+
1.30ct Oval
$5,376 AUD