Heart|Natural|GIA

0.51ct I IF Heart Natural Diamond

GD • I/IF • GIA 5543516073

Certificate GIA 5543516073

Diamond specifications and retailer prices

From €646 EUR
SGD 979 SGD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: €646 EUR at Fonder Diamond
View at Fonder Diamond

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 5543516073. Listed at 2 retailers as of October 31, 2026. 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
I
Color
IF
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle38.9°
OriginNatural
Grading LabGIA
CertificateGIA 5543516073
Dimensions4.73 × 5.53 × 3.29 mm
L/W Ratio1.17
Top View
4.73 mm5.53 mm0.51 ctI / IF
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5543516073
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 38.9°Culet: NoneDepth 59.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €646 EUR|Low: €390 EUR|High: €855 EUR|Avg: €623 EUR|-0.4%
Fonder Diamond
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
October 13, 2026
Retailer 5€390 EUR
Retailer 6€458 EUR
Retailer 14€502 EUR
Retailer 12€535 EUR
Retailer 2€568 EUR
Retailer 4€592 EUR
Retailer 11€596 EUR
Retailer 13€597 EUR
Retailer 9€604 EUR
Fonder Diamond€646 EUR
Retailer 8€651 EUR
Retailer 15€760 EUR
Retailer 10€777 EUR
Retailer 3€816 EUR
Retailer 7€855 EUR

4 data points across 15 retailers

2 retailers

Retailer 1
-
€502 EUR
HK$4,400 HKD
Price last confirmed 59 days ago
Most Expensive
B+
Fonder Diamond
541479783 · Oct 31
€646 EUR
SGD 979 SGD
View
1 more retailer has this diamond

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
€646 EUR