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Heart|Natural|IGI

2.51ct J SI2 Heart Natural Diamond

VG • J/SI2 • IGI 750551482

Shape and cutting style on the report: Heart brilliant

Certificate IGI 750551482

Diamond specifications and retailer prices

From $6,068 AUD
As of November 6, 2026
Save $7,667 AUD (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $13,735 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.51ct natural heart diamond

This 2.51ct natural heart sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 750551482. Listed at 15 retailers as of November 5, 2026, with prices from $6,068 to $13,735, a $7,667 spread on the same certified stone. NZ Jewellers lists it at $13,735. 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

2.51
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle45.9°
Pavilion angle34°
OriginNatural
Grading LabIGI
CertificateIGI 750551482
Dimensions8.43 × 9.21 × 5.15 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Top View
8.43 mm9.21 mm2.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 750551482
Side View
Table 61.0%Crown 45.9°Girdle: THK-VTKPavilion 34°Culet: NoneDepth 55.9%

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 6
Current: $13,735 AUD|Low: $6,068 AUD|High: $13,735 AUD|Avg: $8,696 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
November 6, 2026
Retailer 2$6,068 AUD
Retailer 9$6,803 AUD
Retailer 11$7,412 AUD
Retailer 10$7,478 AUD
Retailer 4$7,580 AUD
Retailer 6$8,075 AUD
Retailer 3$8,211 AUD
Retailer 5$8,211 AUD
Retailer 12$8,211 AUD
Retailer 7$8,907 AUD
Retailer 13$9,475 AUD
Retailer 8$13,043 AUD
NZ Jewellers$13,735 AUD

31 data points across 13 retailers

15 retailers$6,068 AUD to $13,735 AUD

A
Cheapest Retailer
-
$6,068 AUD
A
Retailer 2
-
$6,803 AUD
View
A
Retailer 3
-
$7,412 AUD
View
A
Retailer 4
-
$7,478 AUD
View
B+
Retailer 5
-
$7,580 AUD
View
Final sale: no returns
B+
Retailer 6
-
$7,981 AUD
View
A
Retailer 7
-
$8,075 AUD
View
B+
Retailer 8
-
$8,211 AUD
View
B+
Retailer 9
-
$8,211 AUD
View
Retailer 10
-
$8,211 AUD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$8,435 AUD
View
A
Retailer 12
-
$8,907 AUD
View
B+
Retailer 13
-
$9,475 AUD
View
B+
Retailer 14
-
$13,043 AUD
View
Most Expensive
B+
NZ Jewellers
32a4d713-0979-49e2-aca2-73a4e9bc457d · Nov 5
$13,735 AUD
$9,437 USD
View
14 more retailers have this diamond
Prices start from $6,068 AUDSave up to $7,667 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
2.51ct Heart
$6,068 AUD