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Heart|Natural|IGI

1.20ct I SI1 Heart Natural Diamond

VG • I/SI1 • IGI 749558736

Shape and cutting style on the report: Heart brilliant

Certificate IGI 749558736

Diamond specifications and retailer prices

From €1,381 EUR
₹147,507 INR
As of October 31, 2026
Save €2,974 EUR (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,354 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 749558736. Listed at 16 retailers as of October 30, 2026, with prices from €1,381 to €4,354, a €2,974 spread on the same certified stone. NZ Jewellers lists it at €4,354. 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

1.20
Carat
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle38.4°
OriginNatural
Grading LabIGI
CertificateIGI 749558736
Dimensions6.70 × 7.35 × 4.11 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Top View
6.70 mm7.35 mm1.20 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 749558736
Side View
Table 62.0%Crown 32.6°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 55.9%

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: €4,354 EUR|Low: €1,381 EUR|High: €4,354 EUR|Avg: €2,117 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8€1,381 EUR
Retailer 4€1,648 EUR
Retailer 2€1,741 EUR
Retailer 10€1,785 EUR
Retailer 12€1,785 EUR
Retailer 11€1,868 EUR
Retailer 6€1,992 EUR
Retailer 9€2,194 EUR
Retailer 5€2,345 EUR
Retailer 3€2,636 EUR
Retailer 7€3,127 EUR
NZ Jewellers€4,354 EUR

33 data points across 12 retailers

16 retailers€1,381 EUR to €4,354 EUR

A
Cheapest Retailer
-
€1,381 EUR
₹147,507 INR
B+
Retailer 2
-
€1,612 EUR
$1,808 USD
View
B+
Retailer 3
-
€1,648 EUR
$1,848 USD
View
Final sale: no returns
A
Retailer 4
-
€1,741 EUR
£1,538 GBP
View
B+
Retailer 5
-
€1,785 EUR
$2,002 USD
View
B+
Retailer 6
-
€1,785 EUR
$2,002 USD
View
B+
Retailer 7
-
€1,819 EUR
$2,040 USD
View
B+
Retailer 8
-
€1,868 EUR
$2,095 USD
View
B+
Retailer 9
-
€1,908 EUR
$2,140 USD
View
B+
Retailer 10
-
€1,992 EUR
£1,759 GBP
View
Retailer 11
-
€2,060 EUR
$2,310 USD
View
Price last confirmed 24 days ago
B+
Retailer 12
-
€2,194 EUR
ZAR 39,758 ZAR
View
B
Retailer 13
-
€2,345 EUR
View
B
Retailer 14
-
€2,636 EUR
$2,957 USD
View
B
Retailer 15
-
€3,127 EUR
£2,762 GBP
View
Most Expensive
C
NZ Jewellers
ede8d819-5314-4d83-b522-5ab9ddfebec2 · Oct 30
€4,354 EUR
$4,884 USD
View
15 more retailers have this diamond
Prices start from €1,381 EURSave up to €2,974 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
1.20ct Heart
€1,381 EUR