Heart|Natural|GIA

0.51ct I IF Heart Natural Diamond

VG • I/IF • GIA 1517429668

Certificate GIA 1517429668

Diamond specifications and retailer prices

From €452 EUR
SGD 685 SGD
As of October 31, 2026
Save €1,203 EUR (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,655 EUR at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 1517429668. Listed at 16 retailers as of October 30, 2026, with prices from €452 to €1,655, a €1,203 spread on the same certified stone. NZ Jewellers lists it at €1,655. 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
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1517429668
Dimensions5.47 × 4.51 × 2.83 mm
L/W Ratio1.21
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
5.47 mm4.51 mm0.51 ctI / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1517429668
Side View
Table 58.0%Crown 41.4°Girdle: MED-THKPavilion 41.8°Culet: NoneDepth 62.8%

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: Oct 31
Current: €1,655 EUR|Low: €452 EUR|High: €1,655 EUR|Avg: €739 EUR
NZ Jewellers
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
November 2, 2026
Retailer 11€452 EUR
Retailer 2€453 EUR
Retailer 12€528 EUR
Retailer 3€568 EUR
Retailer 14€568 EUR
Retailer 6€583 EUR
Retailer 4€602 EUR
Retailer 13€609 EUR
Retailer 5€616 EUR
Retailer 8€648 EUR
Retailer 7€700 EUR
Retailer 15€793 EUR
Retailer 9€814 EUR
Retailer 10€1,225 EUR
NZ Jewellers€1,655 EUR

44 data points across 15 retailers

16 retailers€452 EUR to €1,655 EUR

A
Cheapest Retailer
-
€452 EUR
SGD 685 SGD
A
Retailer 2
-
€453 EUR
$508 USD
View
A
Retailer 3
-
€473 EUR
$530 USD
View
A
Retailer 4
-
€528 EUR
$592 USD
View
A
Retailer 5
-
€568 EUR
$637 USD
View
A
Retailer 6
-
€568 EUR
$637 USD
View
Retailer 7
-
€602 EUR
£532 GBP
View
Price last confirmed 33 days ago
A
Retailer 8
-
€609 EUR
$683 USD
View
A
Retailer 9
-
€616 EUR
$691 USD
View
B+
Retailer 10
-
€645 EUR
$724 USD
View
B+
Retailer 11
-
€648 EUR
£572 GBP
View
B+
Retailer 12
-
€700 EUR
$785 USD
View
Retailer 13
-
€793 EUR
A$1,369 AUD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
€814 EUR
ZAR 14,757 ZAR
View
B
Retailer 15
-
€1,225 EUR
£1,082 GBP
View
Most Expensive
B
NZ Jewellers
6845900b-5105-44fc-8263-89c35c48b42e · Oct 30
€1,655 EUR
$1,856 USD
View
15 more retailers have this diamond
Prices start from €452 EURSave up to €1,203 EUR

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 Heart
€452 EUR