Heart|Natural|GIA

0.51ct I IF Heart Natural Diamond

EX • I/IF • GIA 7541407971

Certificate GIA 7541407971

Diamond specifications and retailer prices

From $1,030 AUD
As of November 5, 2026
17 retailers carry this diamond
Most expensive: $2,747 AUD at NZ Jewellers · As of September 29, 2026
View at NZ Jewellers

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7541407971. Listed at 17 retailers as of November 5, 2026. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.3°
OriginNatural
Grading LabGIA
CertificateGIA 7541407971
Dimensions4.74 × 5.62 × 3.34 mm
L/W Ratio1.19
Girdle conditionFaceted
Top View
4.74 mm5.62 mm0.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7541407971
Side View
Table 57.0%CrownGirdle: STK-THKPavilion 40.3°Culet: NoneDepth 59.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $2,571 AUD|Low: $713 AUD|High: $2,624 AUD|Avg: $1,117 AUD|-2.0%
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
November 5, 2026
Retailer 9$713 AUD
Retailer 17$756 AUD
Retailer 6$786 AUD
Retailer 12$869 AUD
Retailer 8$870 AUD
Retailer 15$890 AUD
Retailer 10$926 AUD
Retailer 11$951 AUD
Retailer 13$987 AUD
Retailer 2$1,030 AUD
Retailer 4$1,100 AUD
Retailer 3$1,136 AUD
Retailer 7$1,139 AUD
Retailer 16$1,250 AUD
Retailer 14$1,251 AUD
Retailer 5$1,904 AUD
NZ Jewellers$2,571 AUD

23 data points across 17 retailers

17 retailers

Retailer 1
-
$713 AUD
Price last confirmed 10 days ago
Retailer 2
-
$786 AUD
View
Price last confirmed 14 days ago
Retailer 3
-
$869 AUD
View
Price last confirmed 13 days ago
Retailer 4
-
$870 AUD
View
Price last confirmed 13 days ago
Retailer 5
-
$890 AUD
View
Price last confirmed 12 days ago
Retailer 6
-
$951 AUD
View
Price last confirmed 13 days ago
Retailer 7
-
$987 AUD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$1,030 AUD
View
Retailer 9
-
$1,100 AUD
View
Price last confirmed 13 days ago
Retailer 10
-
$1,136 AUD
View
Price last confirmed 9 days ago
Retailer 11
-
$1,139 AUD
View
Price last confirmed 14 days ago
Retailer 12
-
$1,250 AUD
View
Price last confirmed 14 days ago
Retailer 13
-
$1,251 AUD
View
Price last confirmed 16 days ago
Retailer 14
-
$1,283 AUD
View
Price last confirmed 33 days ago
Retailer 15
-
$1,904 AUD
View
Price last confirmed 19 days ago
Retailer 16
-
$2,571 AUD
View
Price last confirmed 13 days ago
Most Expensive
NZ Jewellers
b13e5047-738d-4591-ab84-18a940c45045 · Sep 29
$2,747 AUD
$1,923 USD
View
Price last confirmed 37 days ago
16 more retailers have this diamond
Prices start from $1,030 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
0.51ct Heart
$1,030 AUD