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Heart|Natural|IGI

1.51ct G SI2 Heart Natural Diamond

VG • G/SI2 • IGI 743535355

Shape and cutting style on the report: Heart brilliant

Certificate IGI 743535355

Diamond specifications and retailer prices

From €2,364 EUR
$2,652 USD
As of November 1, 2026
Save €3,156 EUR (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €5,521 EUR at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743535355. Listed at 12 retailers as of October 30, 2026, with prices from €2,364 to €5,521, a €3,156 spread on the same certified stone. NZ Jewellers lists it at €5,521. 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
G
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.5°
OriginNatural
Grading LabIGI
CertificateIGI 743535355
Dimensions6.85 × 7.85 × 4.68 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Top View
6.85 mm7.85 mm1.51 ctG / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI 743535355
Side View
Table 57.0%Crown 36.9°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 59.6%

Caratlytics Score

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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 1
Current: €5,521 EUR|Low: €2,234 EUR|High: €5,521 EUR|Avg: €3,025 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
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 5€2,364 EUR
Retailer 10€2,438 EUR
Retailer 13€2,443 EUR
Retailer 11€2,525 EUR
Retailer 2€2,558 EUR
Retailer 12€2,641 EUR
Retailer 14€2,641 EUR
Retailer 9€2,743 EUR
Retailer 4€2,768 EUR
Retailer 6€2,775 EUR
Retailer 15€3,047 EUR
Retailer 3€3,142 EUR
Retailer 7€3,226 EUR
Retailer 8€4,416 EUR
NZ Jewellers€5,521 EUR

35 data points across 15 retailers

12 retailers€2,364 EUR to €5,521 EUR

A
Cheapest Retailer
-
€2,364 EUR
$2,652 USD
A
Retailer 2
-
€2,438 EUR
$2,734 USD
View
Final sale: no returns
A
Retailer 3
-
€2,443 EUR
$2,740 USD
View
A
Retailer 4
-
€2,525 EUR
$2,832 USD
View
A
Retailer 5
-
€2,558 EUR
£2,259 GBP
View
B+
Retailer 6
-
€2,641 EUR
$2,962 USD
View
B+
Retailer 7
-
€2,641 EUR
$2,962 USD
View
B+
Retailer 8
-
€2,743 EUR
$3,076 USD
View
B+
Retailer 9
-
€2,768 EUR
$3,104 USD
View
B+
Retailer 10
-
€3,047 EUR
$3,418 USD
View
B+
Retailer 11
-
€4,416 EUR
£3,900 GBP
View
Most Expensive
B
NZ Jewellers
4fd0a448-43df-424a-8443-5fa286347a15 · Oct 30
€5,521 EUR
$6,192 USD
View
11 more retailers have this diamond
Prices start from €2,364 EURSave up to €3,156 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
€2,364 EUR