Heart|Natural|GIA

0.51ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 7531734784

Certificate GIA 7531734784

Diamond specifications and retailer prices

From HK$5,361 HKD
As of November 5, 2026
12 retailers carry this diamond
Most expensive: HK$14,750 HKD at NZ Jewellers · As of September 25, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7531734784. Listed at 12 retailers as of November 5, 2026. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle37.8°
OriginNatural
Grading LabGIA
CertificateGIA 7531734784
Dimensions4.89 × 5.43 × 3.25 mm
L/W Ratio1.11
Girdle conditionFaceted
Top View
4.89 mm5.43 mm0.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7531734784
Side View
Table 57.0%CrownGirdle: MED-VTKPavilion 37.8°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: HK$5,361 HKD|Low: HK$2,916 HKD|High: HK$10,996 HKD|Avg: HK$5,926 HKD|+1.0%
Retailer 1
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
November 5, 2026
Retailer 3HK$3,605 HKD
Retailer 2HK$3,676 HKD
Retailer 13HK$4,507 HKD
Retailer 9HK$4,663 HKD
Retailer 6HK$4,836 HKD
Retailer 8HK$5,306 HKD
Retailer 1HK$5,361 HKD
Retailer 7HK$6,035 HKD
Retailer 12HK$6,199 HKD
Retailer 11HK$6,262 HKD
Retailer 5HK$6,372 HKD
Retailer 10HK$6,646 HKD
Retailer 4HK$7,297 HKD
Retailer 14HK$9,899 HKD

17 data points across 14 retailers

12 retailers

Retailer 1
-
HK$3,605 HKD
Price last confirmed 33 days ago
Retailer 2
-
HK$4,507 HKD
View
Price last confirmed 33 days ago
Retailer 3
-
HK$4,663 HKD
View
Price last confirmed 25 days ago
Retailer 4
-
HK$4,836 HKD
View
Price last confirmed 37 days ago
Retailer 5
-
HK$5,306 HKD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
HK$5,361 HKD
View
Retailer 7
-
HK$6,262 HKD
View
Price last confirmed 26 days ago
Retailer 8
-
HK$6,372 HKD
View
Price last confirmed 34 days ago
Retailer 9
-
HK$6,646 HKD
View
Price last confirmed 26 days ago
Retailer 10
-
HK$7,297 HKD
View
Price last confirmed 34 days ago
Retailer 11
-
HK$9,899 HKD
View
Price last confirmed 33 days ago
Most Expensive
NZ Jewellers
e96786bd-041f-4940-8851-93dd7aa5e356 · Sep 25
HK$14,750 HKD
$1,882 USD
View
Price under review
11 more retailers have this diamond
Prices start from HK$5,361 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$5,361 HKD