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Heart|Natural|GIA

1.30ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 2538460845

Certificate GIA 2538460845

Diamond specifications and retailer prices

From $3,462 AUD
As of November 6, 2026
Save $4,306 AUD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,769 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct natural heart diamond

This 1.3ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2538460845. Listed at 16 retailers as of November 2, 2026, with prices from $3,462 to $7,769, a $4,306 spread on the same certified stone. MOH London lists it at $7,769. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle42.64°
Pavilion angle38.14°
OriginNatural
Grading LabGIA
CertificateGIA 2538460845
Dimensions6.55 × 7.37 × 4.40 mm
L/W Ratio1.13
Top View
6.55 mm7.37 mm1.30 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2538460845
Side View
Table 59.0%Crown 42.64°Girdle: STK-THKPavilion 38.14°Culet: NoneDepth 59.7%

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: $7,769 AUD|Low: $3,462 AUD|High: $7,863 AUD|Avg: $4,934 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$3,462 AUD
Retailer 8$4,288 AUD
Retailer 3$4,506 AUD
Retailer 7$4,646 AUD
Retailer 9$4,646 AUD
Retailer 4$4,807 AUD
Retailer 6$4,825 AUD
Retailer 10$4,976 AUD
Retailer 5$5,670 AUD
MOH London$7,769 AUD

37 data points across 10 retailers

16 retailers$3,462 AUD to $7,769 AUD

A
Cheapest Retailer
-
$3,462 AUD
A
Retailer 2
-
$4,161 AUD
View
A
Retailer 3
-
$4,162 AUD
View
A
Retailer 4
-
$4,276 AUD
View
A
Retailer 5
-
$4,288 AUD
View
Final sale: no returns
A
Retailer 6
-
$4,506 AUD
View
A
Retailer 7
-
$4,646 AUD
View
Retailer 8
-
$4,646 AUD
View
Price last confirmed 30 days ago
A
Retailer 9
-
$4,807 AUD
View
A
Retailer 10
-
$4,825 AUD
View
Retailer 11
-
$4,976 AUD
View
Price last confirmed 36 days ago
A
Retailer 12
-
$5,183 AUD
View
Retailer 13
-
$5,360 AUD
View
Price last confirmed 49 days ago
Retailer 14
-
$5,360 AUD
View
Price last confirmed 53 days ago
A
Retailer 15
-
$5,670 AUD
View
Most Expensive
B+
MOH London
CBC279E94 · Nov 2
$7,769 AUD
£4,203 GBP
View
15 more retailers have this diamond
Prices start from $3,462 AUDSave up to $4,306 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 Heart
$3,462 AUD