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Heart|Natural|IGI

1.50ct K SI1 Heart Natural Diamond

VG • K/SI1 • IGI 708576596

Shape and cutting style on the report: Heart brilliant

Certificate IGI 708576596

Diamond specifications and retailer prices

From $2,022 USD
As of November 5, 2026
Save $2,658 USD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,680 USD 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 708576596. Listed at 12 retailers as of November 5, 2026, with prices from $2,022 to $4,680, a $2,658 spread on the same certified stone. NZ Jewellers lists it at $4,680. 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
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 708576596
Dimensions6.90 × 7.89 × 4.72 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Top View
6.90 mm7.89 mm1.50 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 708576596
Side View
Table 60.0%Crown 38.4°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 59.8%

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 5
Current: $4,680 USD|Low: $1,842 USD|High: $4,680 USD|Avg: $2,624 USD
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 12$1,844 USD
Retailer 13$2,022 USD
Retailer 2$2,171 USD
Retailer 4$2,203 USD
Retailer 8$2,239 USD
Retailer 10$2,239 USD
Retailer 3$2,250 USD
Retailer 9$2,342 USD
Retailer 5$2,377 USD
Retailer 6$2,474 USD
Retailer 7$2,583 USD
Retailer 11$3,943 USD
NZ Jewellers$4,680 USD

34 data points across 13 retailers

12 retailers$2,022 USD to $4,680 USD

Retailer 1
-
$1,844 USD
Price last confirmed 21 days ago
B+
Retailer 2
-
$2,022 USD
View
A
Retailer 3
-
$2,171 USD
View
B+
Retailer 4
-
$2,239 USD
View
Retailer 5
-
$2,239 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$2,250 USD
View
B+
Retailer 7
-
$2,342 USD
View
B+
Retailer 8
-
$2,377 USD
View
B+
Retailer 9
-
$2,474 USD
View
B+
Retailer 10
-
$2,583 USD
View
Retailer 11
-
$3,943 USD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
8d9680a2-fd68-425c-9897-f81e7c55f9ab · Nov 5
$4,680 USD
View
11 more retailers have this diamond
Prices start from $2,022 USDSave up to $2,658 USD

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
1.50ct Heart
$2,022 USD