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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 HK$36,244 HKD
₹439,956 INR
As of October 31, 2026
Save HK$46,905 HKD (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$83,149 HKD 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 HK$36,244 to HK$83,149, a HK$46,905 spread on the same certified stone. NZ Jewellers lists it at HK$83,149. 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 31
Current: HK$83,149 HKD|Low: HK$36,151 HKD|High: HK$83,149 HKD|Avg: HK$52,923 HKD
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 31, 2026
Retailer 2HK$36,244 HKD
Retailer 6HK$43,355 HKD
Retailer 4HK$43,520 HKD
Retailer 5HK$45,889 HKD
Retailer 7HK$46,250 HKD
Retailer 11HK$46,655 HKD
Retailer 10HK$48,644 HKD
Retailer 12HK$49,718 HKD
Retailer 13HK$49,718 HKD
Retailer 14HK$49,718 HKD
Retailer 8HK$54,321 HKD
Retailer 9HK$57,360 HKD
Retailer 3HK$60,539 HKD
Retailer 15HK$73,634 HKD
NZ JewellersHK$83,149 HKD

24 data points across 15 retailers

15 retailersHK$36,244 HKD to HK$83,149 HKD

A
Cheapest Retailer
-
HK$36,244 HKD
₹439,956 INR
B+
Retailer 2
-
HK$43,355 HKD
$5,526 USD
View
B+
Retailer 3
-
HK$43,520 HKD
$5,547 USD
View
B+
Retailer 4
-
HK$45,889 HKD
$5,849 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$46,250 HKD
$5,895 USD
View
B+
Retailer 6
-
HK$46,655 HKD
£4,682 GBP
View
B+
Retailer 7
-
HK$48,644 HKD
£4,882 GBP
View
B+
Retailer 8
-
HK$49,718 HKD
$6,337 USD
View
B+
Retailer 9
-
HK$49,718 HKD
$6,337 USD
View
B+
Retailer 10
-
HK$50,952 HKD
$6,494 USD
View
B+
Retailer 11
-
HK$54,321 HKD
€6,594 EUR
View
B
Retailer 12
-
HK$57,360 HKD
$7,311 USD
View
B
Retailer 13
-
HK$60,539 HKD
ZAR 124,656 ZAR
View
B
Retailer 14
-
HK$73,634 HKD
£7,390 GBP
View
Most Expensive
B
NZ Jewellers
cfe0ad0c-2fb3-4676-af13-72a7da7112f9 · Oct 30
HK$83,149 HKD
$10,598 USD
View
14 more retailers have this diamond
Prices start from HK$36,244 HKDSave up to HK$46,905 HKD

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
HK$36,244 HKD