CaratHunter
Plans
Radiant|Natural|IGI

0.51ct H VS1 Radiant Natural Diamond

VG • H/VS1 • IGI 780655826

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 780655826

Diamond specifications and retailer prices

From HK$2,539 HKD
As of November 6, 2026
Save HK$10,424 HKD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$12,963 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 780655826. Listed at 15 retailers as of November 5, 2026, with prices from HK$2,539 to HK$12,963, a HK$10,424 spread on the same certified stone. NZ Jewellers lists it at HK$12,963. 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
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.3°
Pavilion angle33.3°
OriginNatural
Grading LabIGI
CertificateIGI 780655826
Dimensions5.33 × 3.99 × 2.69 mm
L/W Ratio1.34
Culet sizePointed
Top View
5.33 mm3.99 mm0.51 ctH / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 780655826
Side View
Table 67.0%Crown 38.3°Girdle: STK-THKPavilion 33.3°Culet: NoneDepth 67.4%

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$5,016 HKD|Low: HK$2,539 HKD|High: HK$7,892 HKD|Avg: HK$4,587 HKD|+29.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 4HK$2,539 HKD
Retailer 5HK$3,903 HKD
Retailer 8HK$4,232 HKD
Retailer 2HK$4,311 HKD
Retailer 1HK$5,016 HKD
Retailer 6HK$5,110 HKD
Retailer 7HK$5,243 HKD
Retailer 3HK$7,759 HKD

27 data points across 8 retailers

15 retailersHK$2,539 HKD to HK$12,963 HKD

A
Cheapest Retailer
-
HK$2,539 HKD
A
Retailer 2
-
HK$3,386 HKD
View
A
Retailer 3
-
HK$3,644 HKD
View
A
Retailer 4
-
HK$3,644 HKD
View
A
Retailer 5
-
HK$3,903 HKD
View
A
Retailer 6
-
HK$3,903 HKD
View
A
Retailer 7
-
HK$4,232 HKD
View
A
Retailer 8
-
HK$4,311 HKD
View
A
Retailer 9
-
HK$4,405 HKD
View
B+
Retailer 10
-
HK$5,016 HKD
View
A
Retailer 11
-
HK$5,110 HKD
View
B+
Retailer 12
-
HK$5,243 HKD
View
B
Retailer 13
-
HK$7,524 HKD
View
B+
Retailer 14
-
HK$7,759 HKD
View
Most Expensive
B
NZ Jewellers
5aca1e0d-214e-4b5b-ac49-095402fe6509 · Nov 5
HK$12,963 HKD
$1,654 USD
View
14 more retailers have this diamond
Prices start from HK$2,539 HKDSave up to HK$10,424 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 Radiant
HK$2,539 HKD