CaratHunter
Plans
Heart|Natural|IGI

1.50ct K SI2 Heart Natural Diamond

VG • K/SI2 • IGI 743535107

Shape and cutting style on the report: Heart brilliant

Certificate IGI 743535107

Diamond specifications and retailer prices

From $3,314 AUD
As of November 4, 2026
Save $4,355 AUD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,669 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743535107. Listed at 13 retailers as of November 4, 2026, with prices from $3,314 to $7,669, a $4,355 spread on the same certified stone. NZ Jewellers lists it at $7,669. 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

1.50
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.9°
Pavilion angle37.1°
OriginNatural
Grading LabIGI
CertificateIGI 743535107
Dimensions7.40 × 7.70 × 4.48 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Top View
7.40 mm7.70 mm1.50 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 743535107
Side View
Table 61.0%Crown 37.9°Girdle: THK-VTKPavilion 37.1°Culet: NoneDepth 58.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $7,669 AUD|Low: $2,580 AUD|High: $7,669 AUD|Avg: $4,154 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 5$2,580 AUD
Retailer 7$3,314 AUD
Retailer 11$3,458 AUD
Retailer 3$3,668 AUD
Retailer 8$3,668 AUD
Retailer 10$3,836 AUD
Retailer 9$3,860 AUD
Retailer 13$3,871 AUD
Retailer 12$4,232 AUD
Retailer 4$4,371 AUD
Retailer 2$4,555 AUD
Retailer 6$6,408 AUD
NZ Jewellers$7,669 AUD

26 data points across 13 retailers

13 retailers$3,314 AUD to $7,669 AUD

B+
Cheapest Retailer
-
$3,314 AUD
B+
Retailer 2
-
$3,458 AUD
View
B+
Retailer 3
-
$3,668 AUD
View
Retailer 4
-
$3,668 AUD
View
Price last confirmed 9 days ago
Retailer 5
-
$3,673 AUD
View
Price last confirmed 54 days ago
B+
Retailer 6
-
$3,836 AUD
View
B+
Retailer 7
-
$3,860 AUD
View
B+
Retailer 8
-
$3,871 AUD
View
B+
Retailer 9
-
$4,232 AUD
View
Retailer 10
-
$4,240 AUD
View
Price last confirmed 62 days ago
B+
Retailer 11
-
$4,555 AUD
View
B
Retailer 12
-
$6,408 AUD
View
Most Expensive
B
NZ Jewellers
838a25a5-dac6-4b27-bca2-ee3df39fa1a0 · Nov 5
$7,669 AUD
$5,269 USD
View
12 more retailers have this diamond
Prices start from $3,314 AUDSave up to $4,355 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.

B+
1.50ct Heart
$3,314 AUD