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Heart|Natural|IGI

1.51ct E SI1 Heart Natural Diamond

VG • E/SI1 • IGI 802615393

Shape and cutting style on the report: Heart brilliant

Certificate IGI 802615393

Diamond specifications and retailer prices

From $5,926 SGD
₹441,488 INR
As of October 30, 2026
Save $7,622 SGD (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $13,548 SGD 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 E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 802615393. Listed at 15 retailers as of October 30, 2026, with prices from $5,926 to $13,548, a $7,622 spread on the same certified stone. NZ Jewellers lists it at $13,548. 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
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.1°
Pavilion angle37.3°
OriginNatural
Grading LabIGI
CertificateIGI 802615393
Dimensions7.22 × 8.00 × 4.51 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Top View
7.22 mm8.00 mm1.51 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 802615393
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 56.4%

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: Oct 30
Current: $13,548 SGD|Low: $5,891 SGD|High: $13,548 SGD|Avg: $8,656 SGD
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
October 30, 2026
Retailer 2$5,926 SGD
Retailer 6$7,064 SGD
Retailer 4$7,091 SGD
Retailer 5$7,477 SGD
Retailer 7$7,536 SGD
Retailer 8$7,602 SGD
Retailer 14$7,890 SGD
Retailer 9$8,101 SGD
Retailer 10$8,101 SGD
Retailer 11$8,101 SGD
Retailer 13$8,838 SGD
Retailer 15$9,346 SGD
Retailer 3$9,864 SGD
Retailer 12$11,998 SGD
NZ Jewellers$13,548 SGD

23 data points across 15 retailers

15 retailers$5,926 SGD to $13,548 SGD

A
Cheapest Retailer
-
$5,926 SGD
₹441,488 INR
B+
Retailer 2
-
$7,064 SGD
$5,526 USD
View
B+
Retailer 3
-
$7,091 SGD
$5,547 USD
View
B+
Retailer 4
-
$7,477 SGD
$5,849 USD
View
Final sale: no returns
B+
Retailer 5
-
$7,536 SGD
$5,895 USD
View
B+
Retailer 6
-
$7,602 SGD
£4,682 GBP
View
B+
Retailer 7
-
$7,890 SGD
£4,860 GBP
View
B+
Retailer 8
-
$8,101 SGD
$6,337 USD
View
B+
Retailer 9
-
$8,101 SGD
$6,337 USD
View
B+
Retailer 10
-
$8,302 SGD
$6,494 USD
View
B+
Retailer 11
-
$8,838 SGD
€6,584 EUR
View
B
Retailer 12
-
$9,346 SGD
$7,311 USD
View
B
Retailer 13
-
$9,864 SGD
ZAR 124,656 ZAR
View
B
Retailer 14
-
$11,998 SGD
£7,390 GBP
View
Most Expensive
B
NZ Jewellers
cfe0ad0c-2fb3-4676-af13-72a7da7112f9 · Oct 30
$13,548 SGD
$10,598 USD
View
14 more retailers have this diamond
Prices start from $5,926 SGDSave up to $7,622 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
$5,926 SGD