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Oval|Natural|GIA

1.30ct H SI1 Oval Natural Diamond

ID • H/SI1 • GIA 1232988670

Certificate GIA 1232988670

Diamond specifications and retailer prices

From $4,446 AUD
HK$24,400 HKD
As of November 1, 2026
Save $5,297 AUD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,743 AUD at MOH London · As of November 1, 2026
View at MOH London

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 1232988670. Listed at 16 retailers as of November 1, 2026, with prices from $4,446 to $9,743, a $5,297 spread on the same certified stone. MOH London lists it at $9,743. 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
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1232988670
Dimensions8.43 × 5.97 × 3.81 mm
L/W Ratio1.41
Girdle conditionFaceted
Top View
8.43 mm5.97 mm1.30 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1232988670
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.8%

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 1
Current: $9,743 AUD|Low: $4,446 AUD|High: $9,919 AUD|Avg: $5,759 AUD|-1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Retailer 17
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Retailer 21
Retailer 22
November 1, 2026
Retailer 16$4,446 AUD
Retailer 15$4,682 AUD
Retailer 22$4,736 AUD
Retailer 6$4,773 AUD
Retailer 12$5,028 AUD
Retailer 2$5,109 AUD
Retailer 20$5,115 AUD
Retailer 17$5,333 AUD
Retailer 4$5,374 AUD
Retailer 7$5,374 AUD
Retailer 14$5,485 AUD
Retailer 8$5,524 AUD
Retailer 19$5,645 AUD
Retailer 18$5,968 AUD
Retailer 13$6,123 AUD
Retailer 10$6,193 AUD
Retailer 11$6,193 AUD
Retailer 5$6,389 AUD
Retailer 9$6,406 AUD
Retailer 3$7,040 AUD
Retailer 21$7,645 AUD
MOH London$9,743 AUD

7 data points across 22 retailers

16 retailers$4,446 AUD to $9,743 AUD

A
Cheapest Retailer
-
$4,446 AUD
HK$24,400 HKD
A
Retailer 2
-
$4,736 AUD
$3,326 USD
View
A
Retailer 3
-
$4,773 AUD
$3,353 USD
View
A
Retailer 4
-
$5,109 AUD
View
A
Retailer 5
-
$5,115 AUD
$3,593 USD
View
Final sale: no returns
B+
Retailer 6
-
$5,333 AUD
$3,746 USD
View
B+
Retailer 7
-
$5,374 AUD
$3,775 USD
View
B+
Retailer 8
-
$5,374 AUD
$3,775 USD
View
B+
Retailer 9
-
$5,524 AUD
$3,880 USD
View
B+
Retailer 10
-
$5,645 AUD
£3,122 GBP
View
B+
Retailer 11
-
$5,968 AUD
£3,301 GBP
View
B+
Retailer 12
-
$6,123 AUD
€4,096 EUR
View
B+
Retailer 13
-
$6,389 AUD
$4,488 USD
View
B
Retailer 14
-
$7,040 AUD
€4,710 EUR
View
B
Retailer 15
-
$7,645 AUD
ZAR 86,754 ZAR
View
Most Expensive
B
MOH London
F1451FEAD · Nov 1
$9,743 AUD
£5,389 GBP
View
15 more retailers have this diamond
Prices start from $4,446 AUDSave up to $5,297 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
$4,446 AUD