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Heart|Natural|IGI

1.51ct J VS1 Heart Natural Diamond

EX • J/VS1 • IGI 703510154

Shape and cutting style on the report: Heart brilliant

Certificate IGI 703510154

Diamond specifications and retailer prices

From $3,085 SGD
₹229,807 INR
As of November 1, 2026
Save $3,418 SGD (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,774 SGD at NZ Jewellers · As of September 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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 703510154. Listed at 14 retailers as of November 1, 2026, with a 111% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 703510154
Dimensions7.09 × 8.01 × 4.60 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Top View
7.09 mm8.01 mm1.51 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 703510154
Side View
Table 62.0%Crown 37.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 57.4%

Caratlytics Score

How it works →
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: $3,085 SGD|Low: $3,078 SGD|High: $6,580 SGD|Avg: $4,254 SGD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 1$3,085 SGD
Retailer 7$3,484 SGD
Retailer 6$3,587 SGD
Retailer 2$3,664 SGD
Retailer 4$4,231 SGD
Retailer 5$4,779 SGD
Retailer 3$6,502 SGD

31 data points across 7 retailers

14 retailers$3,085 SGD to $6,502 SGD

A
Cheapest Retailer
-
$3,085 SGD
₹229,807 INR
A
Retailer 2
-
$3,481 SGD
$2,723 USD
View
A
Retailer 3
-
$3,484 SGD
$2,725 USD
View
A
Retailer 4
-
$3,587 SGD
$2,806 USD
View
A
Retailer 5
-
$3,664 SGD
£2,257 GBP
View
Retailer 6
-
$3,888 SGD
$3,041 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$3,888 SGD
$3,041 USD
View
Price last confirmed 24 days ago
Retailer 8
-
$4,037 SGD
$3,158 USD
View
Price last confirmed 31 days ago
A
Retailer 9
-
$4,071 SGD
$3,184 USD
View
A
Retailer 10
-
$4,231 SGD
£2,606 GBP
View
Retailer 11
-
$4,486 SGD
$3,509 USD
View
Price last confirmed 33 days ago
A
Retailer 12
-
$4,779 SGD
ZAR 60,392 ZAR
View
B+
Retailer 13
-
$6,502 SGD
£4,005 GBP
View
Most Expensive
NZ Jewellers
9c45d3e0-036d-4916-861a-7a3ee942cbfc · Sep 30
$6,774 SGD
$5,299 USD
View
Price last confirmed 32 days ago
13 more retailers have this diamond
Prices start from $3,085 SGDSave up to $3,418 SGD

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
$3,085 SGD