CaratHunter
Plans
Heart|Natural|GIA

0.51ct H SI1 Heart Natural Diamond

ID • H/SI1 • GIA 6541274914

Certificate GIA 6541274914

Diamond specifications and retailer prices

From HK$4,906 HKD
As of November 5, 2026
Save HK$3,637 HKD (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$8,543 HKD at Jared · As of November 6, 2026
View at Jared

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541274914. Listed at 5 retailers as of November 5, 2026, with prices from HK$4,906 to HK$8,543, a HK$3,637 spread on the same certified stone. Jared lists it at HK$8,543. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle38.8°
OriginNatural
Grading LabGIA
CertificateGIA 6541274914
Dimensions5.01 × 5.53 × 3.21 mm
L/W Ratio1.10
Top View
5.01 mm5.53 mm0.51 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541274914
Side View
Table 59.0%CrownGirdle: STK-THKPavilion 38.8°Culet: NoneDepth 58.1%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: HK$8,543 HKD|Low: HK$3,809 HKD|High: HK$8,543 HKD|Avg: HK$5,692 HKD
Jared
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
Retailer 16
November 5, 2026
Retailer 6HK$3,809 HKD
Retailer 7HK$3,919 HKD
Retailer 13HK$3,919 HKD
Retailer 4HK$4,122 HKD
Retailer 12HK$4,162 HKD
Retailer 14HK$4,569 HKD
Retailer 2HK$4,906 HKD
Retailer 3HK$4,961 HKD
Retailer 15HK$5,251 HKD
Retailer 5HK$5,996 HKD
Retailer 16HK$6,113 HKD
Retailer 8HK$6,497 HKD
Retailer 9HK$7,704 HKD
Retailer 10HK$8,308 HKD
Retailer 11HK$8,308 HKD
JaredHK$8,543 HKD

6 data points across 16 retailers

5 retailersHK$4,906 HKD to HK$8,543 HKD

B+
Cheapest Retailer
-
HK$4,906 HKD
B
Retailer 2
-
HK$7,704 HKD
View
B
Retailer 3
-
HK$8,308 HKD
View
B
Retailer 4
-
HK$8,308 HKD
View
Most Expensive
B
Jared
158910601 · Nov 6
HK$8,543 HKD
$1,090 USD
View
4 more retailers have this diamond
Prices start from HK$4,906 HKDSave up to HK$3,637 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+
0.51ct Heart
HK$4,906 HKD