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Heart|Natural|GIA

0.51ct I VVS2 Heart Natural Diamond

VG • I/VVS2 • GIA 5523811290

Certificate GIA 5523811290

Diamond specifications and retailer prices

From $656 AUD
As of November 4, 2026
Save $1,770 AUD (73%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,426 AUD at NZ Jewellers · As of November 5, 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 VVS2 clarity (very-very-slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 5523811290. Listed at 19 retailers as of November 4, 2026, with prices from $656 to $2,426, a $1,770 spread on the same certified stone. NZ Jewellers lists it at $2,426. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
I
Colour
VVS2
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.6°
Pavilion angle41.5°
OriginNatural
Grading LabGIA
CertificateGIA 5523811290
Dimensions5.41 × 4.50 × 2.84 mm
L/W Ratio1.20
Top View
5.41 mm4.50 mm0.51 ctI / VVS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5523811290
Side View
Table 57.0%Crown 37.6°Girdle: STK-VTKPavilion 41.5°Culet: NoneDepth 63.2%

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 4
Current: $2,426 AUD|Low: $656 AUD|High: $2,426 AUD|Avg: $1,088 AUD
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
November 5, 2026
Retailer 4$656 AUD
Retailer 12$713 AUD
Retailer 2$760 AUD
Retailer 6$773 AUD
Retailer 3$833 AUD
Retailer 14$833 AUD
Retailer 5$893 AUD
Retailer 7$966 AUD
Retailer 10$1,057 AUD
Retailer 11$1,064 AUD
Retailer 13$1,163 AUD
Retailer 8$1,193 AUD
Retailer 9$1,783 AUD
NZ Jewellers$2,426 AUD

45 data points across 14 retailers

19 retailers$656 AUD to $2,426 AUD

A
Cheapest Retailer
-
$656 AUD
A
Retailer 2
-
$713 AUD
View
Final sale: no returns
A
Retailer 3
-
$760 AUD
View
A
Retailer 4
-
$773 AUD
View
Retailer 5
-
$773 AUD
View
Price last confirmed 39 days ago
A
Retailer 6
-
$833 AUD
View
Retailer 7
-
$833 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
$893 AUD
View
Price last confirmed 61 days ago
Retailer 9
-
$893 AUD
View
Price last confirmed 38 days ago
B+
Retailer 10
-
$893 AUD
View
B+
Retailer 11
-
$960 AUD
View
B+
Retailer 12
-
$966 AUD
View
B+
Retailer 13
-
$1,057 AUD
View
B+
Retailer 14
-
$1,064 AUD
View
Retailer 15
-
$1,163 AUD
View
Price last confirmed 33 days ago
B+
Retailer 16
-
$1,193 AUD
View
B
Retailer 17
-
$1,783 AUD
View
Retailer 18
-
$2,426 AUD
View
Price last confirmed 39 days ago
Most Expensive
B
NZ Jewellers
e5a865e3-2700-4438-86a7-3643e72f8d8c · Nov 5
$2,426 AUD
$1,698 USD
View
18 more retailers have this diamond
Prices start from $656 AUDSave up to $1,770 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
$656 AUD