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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 $3,705 CAD
$2,652 USD
As of October 30, 2026
Save $4,945 CAD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,650 CAD 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 $3,705 to $8,650, a $4,945 spread on the same certified stone. NZ Jewellers lists it at $8,650. 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: Oct 30
Current: $8,650 CAD|Low: $3,501 CAD|High: $8,650 CAD|Avg: $4,730 CAD
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 1, 2026
Retailer 5$3,705 CAD
Retailer 10$3,819 CAD
Retailer 13$3,828 CAD
Retailer 11$3,956 CAD
Retailer 2$4,009 CAD
Retailer 12$4,138 CAD
Retailer 14$4,138 CAD
Retailer 9$4,297 CAD
Retailer 4$4,336 CAD
Retailer 6$4,347 CAD
Retailer 15$4,775 CAD
Retailer 3$4,923 CAD
Retailer 7$5,054 CAD
Retailer 8$6,919 CAD
NZ Jewellers$8,650 CAD

35 data points across 15 retailers

12 retailers$3,705 CAD to $8,650 CAD

A
Cheapest Retailer
-
$3,705 CAD
$2,652 USD
A
Retailer 2
-
$3,819 CAD
$2,734 USD
View
Final sale: no returns
A
Retailer 3
-
$3,828 CAD
$2,740 USD
View
A
Retailer 4
-
$3,956 CAD
$2,832 USD
View
A
Retailer 5
-
$4,009 CAD
£2,260 GBP
View
B+
Retailer 6
-
$4,138 CAD
$2,962 USD
View
B+
Retailer 7
-
$4,138 CAD
$2,962 USD
View
B+
Retailer 8
-
$4,297 CAD
$3,076 USD
View
B+
Retailer 9
-
$4,336 CAD
$3,104 USD
View
B+
Retailer 10
-
$4,775 CAD
$3,418 USD
View
B+
Retailer 11
-
$6,919 CAD
£3,900 GBP
View
Most Expensive
B
NZ Jewellers
4fd0a448-43df-424a-8443-5fa286347a15 · Oct 30
$8,650 CAD
$6,192 USD
View
11 more retailers have this diamond
Prices start from $3,705 CADSave up to $4,945 CAD

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
$3,705 CAD