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Heart|Natural|IGI

1.51ct I IF Heart Natural Diamond

VG • I/IF • IGI 849620206

Shape and cutting style on the report: Heart brilliant

Certificate IGI 849620206

Diamond specifications and retailer prices

From €4,116 EUR
As of November 6, 2026
Save €3,941 EUR (49%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €8,057 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 849620206. Listed at 4 retailers as of November 4, 2026, with prices from €4,116 to €8,057, a €3,941 spread on the same certified stone. MOH London lists it at €8,057. 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
I
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 849620206
Dimensions6.77 × 7.91 × 4.78 mm
L/W Ratio1.17
Girdle conditionFaceted
Top View
6.77 mm7.91 mm1.51 ctI / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 849620206
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 60.4%

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: €8,057 EUR|Low: €4,030 EUR|High: €8,057 EUR|Avg: €5,068 EUR|+2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2€4,116 EUR
Retailer 4€4,619 EUR
Retailer 3€5,313 EUR
MOH London€8,057 EUR

14 data points across 4 retailers

4 retailers€4,116 EUR to €8,057 EUR

A
Cheapest Retailer
-
€4,116 EUR
A
Retailer 2
-
€4,619 EUR
View
A
Retailer 3
-
€5,313 EUR
View
Most Expensive
B
MOH London
5614D0E43 · Nov 4
€8,057 EUR
£7,083 GBP
View
3 more retailers have this diamond
Prices start from €4,116 EURSave up to €3,941 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
€4,116 EUR