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Heart|Natural|IGI

5.17ct E SI2 Heart Natural Diamond

E/SI2 • IGI 537237967

Shape and cutting style on the report: Heart brilliant

Certificate IGI 537237967

Diamond specifications and retailer prices

From HK$539,897 HKD
₹6,553,754 INR
As of November 1, 2026
Save HK$399,811 HKD (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$939,709 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 5.17ct natural heart diamond

This 5.17ct natural heart sits in the over five carat band, graded E colour (colourless) and SI2 clarity (slightly-included) and certified by IGI 537237967. Listed at 2 retailers as of November 1, 2026, with prices from HK$539,897 to HK$939,709, a HK$399,811 spread on the same certified stone. MOH London lists it at HK$939,709. 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

5.17
Carat
E
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle32.6°
Pavilion angle37.5°
OriginNatural
Grading LabIGI
CertificateIGI 537237967
Dimensions11.78 × 12.01 × 6.33 mm
L/W Ratio1.02
Girdle conditionFaceted
Top View
11.78 mm12.01 mm5.17 ctE / SI2
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 537237967
Side View
Table 61.0%Crown 32.6°Girdle: THN-THKPavilion 37.5°CuletDepth 52.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$939,709 HKD|Low: HK$539,867 HKD|High: HK$944,740 HKD|Avg: HK$615,603 HKD|-0.1%
MOH London
Retailer 2
November 1, 2026
Retailer 2HK$539,897 HKD
MOH LondonHK$939,709 HKD

37 data points across 2 retailers

2 retailersHK$539,897 HKD to HK$939,709 HKD

B+
Cheapest Retailer
-
HK$539,897 HKD
₹6,553,754 INR
Most Expensive
B
MOH London
D185B89B8 · Nov 1
HK$939,709 HKD
£94,310 GBP
View
1 more retailer has this diamond
Prices start from HK$539,897 HKDSave up to HK$399,811 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.

B+
5.17ct Heart
HK$539,897 HKD