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Heart|Natural|IGI

1.51ct J SI2 Heart Natural Diamond

VG • J/SI2 • IGI 737595032

Shape and cutting style on the report: Heart brilliant

Certificate IGI 737595032

Diamond specifications and retailer prices

From €2,111 EUR
$2,368 USD
As of October 31, 2026
Save €2,817 EUR (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,928 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 737595032. Listed at 12 retailers as of October 31, 2026, with prices from €2,111 to €4,928, a €2,817 spread on the same certified stone. NZ Jewellers lists it at €4,928. 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

1.51
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.6°
Pavilion angle42.4°
OriginNatural
Grading LabIGI
CertificateIGI 737595032
Dimensions6.83 × 8.02 × 4.89 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Top View
6.83 mm8.02 mm1.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 737595032
Side View
Table 58.0%Crown 35.6°Girdle: STK-THKPavilion 42.4°Culet: NoneDepth 61.0%

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: Oct 31
Current: €4,928 EUR|Low: €2,055 EUR|High: €5,079 EUR|Avg: €2,823 EUR|-3.0%
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
November 2, 2026
Retailer 10€2,111 EUR
Retailer 13€2,175 EUR
Retailer 9€2,290 EUR
Retailer 6€2,330 EUR
Retailer 3€2,430 EUR
Retailer 4€2,430 EUR
Retailer 2€2,447 EUR
Retailer 7€2,483 EUR
Retailer 11€2,483 EUR
Retailer 12€2,719 EUR
Retailer 5€2,891 EUR
Retailer 8€4,130 EUR
NZ Jewellers€4,928 EUR

45 data points across 13 retailers

12 retailers€2,111 EUR to €4,928 EUR

A
Cheapest Retailer
-
€2,111 EUR
$2,368 USD
A
Retailer 2
-
€2,175 EUR
$2,440 USD
View
Final sale: no returns
B+
Retailer 3
-
€2,290 EUR
$2,569 USD
View
A
Retailer 4
-
€2,330 EUR
£2,058 GBP
View
B+
Retailer 5
-
€2,430 EUR
$2,725 USD
View
B+
Retailer 6
-
€2,430 EUR
$2,725 USD
View
A
Retailer 7
-
€2,447 EUR
$2,745 USD
View
B+
Retailer 8
-
€2,483 EUR
$2,785 USD
View
B+
Retailer 9
-
€2,483 EUR
$2,785 USD
View
B+
Retailer 10
-
€2,719 EUR
$3,050 USD
View
B
Retailer 11
-
€4,130 EUR
£3,647 GBP
View
Most Expensive
B
NZ Jewellers
c0fb1cf0-8e2f-4bab-8937-feac363ca609 · Nov 3
€4,928 EUR
$5,527 USD
View
11 more retailers have this diamond
Prices start from €2,111 EURSave up to €2,817 EUR

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
1.51ct Heart
€2,111 EUR