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Heart|Natural|GIA

0.51ct I IF Heart Natural Diamond

GD • I/IF • GIA 5543516073

Certificate GIA 5543516073

Diamond specifications and retailer prices

From £545 GBP
SGD 985 SGD
As of November 5, 2026
2 retailers carry this diamond
Most expensive: £545 GBP 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 November 5, 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
Colour
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £545 GBP|Low: £326 GBP|High: £716 GBP|Avg: £522 GBP|+0.2%
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
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Retailer 15
November 5, 2026
Retailer 5£326 GBP
Retailer 6£383 GBP
Retailer 14£421 GBP
Retailer 12£448 GBP
Retailer 2£475 GBP
Retailer 4£496 GBP
Retailer 11£499 GBP
Retailer 13£501 GBP
Retailer 9£507 GBP
Fonder Diamond£545 GBP
Retailer 8£545 GBP
Retailer 15£637 GBP
Retailer 10£651 GBP
Retailer 3£684 GBP
Retailer 7£716 GBP

6 data points across 15 retailers

2 retailers

Retailer 1
-
£421 GBP
Price last confirmed 64 days ago
Most Expensive
B+
Fonder Diamond
541479783 · Nov 5
£545 GBP
SGD 985 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
£545 GBP