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Heart|Natural|IGI

0.51ct J SI2 Heart Natural Diamond

VG • J/SI2 • IGI 692555249

Shape and cutting style on the report: Heart brilliant

Certificate IGI 692555249

Diamond specifications and retailer prices

From HK$2,524 HKD
As of November 6, 2026
Save HK$10,761 HKD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$13,284 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 692555249. Listed at 7 retailers as of November 5, 2026, with prices from HK$2,524 to HK$13,284, a HK$10,761 spread on the same certified stone. NZ Jewellers lists it at HK$13,284. 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

0.51
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle37.4°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 692555249
Dimensions4.95 × 5.33 × 3.27 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Top View
4.95 mm5.33 mm0.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateIGI 692555249
Side View
Table 58.0%Crown 37.4°Girdle: STK-VTKPavilion 38.8°Culet: NoneDepth 61.4%

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: Nov 6
Current: HK$13,284 HKD|Low: HK$2,524 HKD|High: HK$13,355 HKD|Avg: HK$5,918 HKD|-0.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2HK$2,524 HKD
Retailer 3HK$4,115 HKD
Retailer 7HK$4,491 HKD
Retailer 6HK$4,844 HKD
Retailer 4HK$5,220 HKD
Retailer 5HK$7,986 HKD
NZ JewellersHK$13,284 HKD

41 data points across 7 retailers

7 retailersHK$2,524 HKD to HK$13,284 HKD

A
Cheapest Retailer
-
HK$2,524 HKD
B+
Retailer 2
-
HK$4,115 HKD
View
B+
Retailer 3
-
HK$4,491 HKD
View
B
Retailer 4
-
HK$4,844 HKD
View
B
Retailer 5
-
HK$5,220 HKD
View
B
Retailer 6
-
HK$7,986 HKD
View
Most Expensive
C
NZ Jewellers
5ac3dc76-81b0-4384-afab-08a1ae7e9ff7 · Nov 5
HK$13,284 HKD
$1,695 USD
View
6 more retailers have this diamond
Prices start from HK$2,524 HKDSave up to HK$10,761 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
0.51ct Heart
HK$2,524 HKD