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Heart|Natural|IGI

1.51ct J SI1 Heart Natural Diamond

VG • J/SI1 • IGI 749558441

Shape and cutting style on the report: Heart brilliant

Certificate IGI 749558441

Diamond specifications and retailer prices

From €3,130 EUR
As of November 6, 2026
Save €3,069 EUR (50%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €6,199 EUR at NZ Jewellers · As of November 5, 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 749558441. Listed at 17 retailers as of November 5, 2026, with prices from €3,130 to €6,199, a €3,069 spread on the same certified stone. NZ Jewellers lists it at €6,199. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.9°
OriginNatural
Grading LabIGI
CertificateIGI 749558441
Dimensions7.12 × 7.87 × 4.47 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Top View
7.12 mm7.87 mm1.51 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 749558441
Side View
Table 60.0%Crown 34°Girdle: MED-THKPavilion 38.9°Culet: NoneDepth 56.8%

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 6
Current: €6,199 EUR|Low: €3,283 EUR|High: €6,199 EUR|Avg: €4,289 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 8€3,283 EUR
Retailer 3€3,404 EUR
Retailer 9€3,558 EUR
Retailer 2€3,670 EUR
Retailer 4€4,019 EUR
Retailer 10€4,105 EUR
Retailer 7€4,219 EUR
Retailer 5€4,342 EUR
Retailer 6€5,950 EUR
NZ Jewellers€6,199 EUR

31 data points across 10 retailers

17 retailers€3,130 EUR to €6,199 EUR

B+
Cheapest Retailer
-
€3,130 EUR
B+
Retailer 2
-
€3,201 EUR
View
B+
Retailer 3
-
€3,283 EUR
View
Final sale: no returns
B+
Retailer 4
-
€3,395 EUR
View
B+
Retailer 5
-
€3,404 EUR
View
B+
Retailer 6
-
€3,503 EUR
View
B+
Retailer 7
-
€3,558 EUR
View
B+
Retailer 8
-
€3,558 EUR
View
Retailer 9
-
€3,558 EUR
View
Price last confirmed 9 days ago
B+
Retailer 10
-
€3,670 EUR
View
B
Retailer 11
-
€3,689 EUR
View
B
Retailer 12
-
€4,019 EUR
View
B
Retailer 13
-
€4,105 EUR
View
B
Retailer 14
-
€4,342 EUR
View
B
Retailer 15
-
€5,283 EUR
View
B
Retailer 16
-
€5,950 EUR
View
Most Expensive
C
NZ Jewellers
0ada1b4f-21ab-4fcf-8be3-23a729e1c4a5 · Nov 5
€6,199 EUR
$6,921 USD
View
16 more retailers have this diamond
Prices start from €3,130 EURSave up to €3,069 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.

B+
1.51ct Heart
€3,130 EUR