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Round|Natural|GIA

0.51ct F IF Round Natural Diamond

EX • F/IF • GIA 1559648522

Certificate GIA 1559648522

Diamond specifications and retailer prices

From €730 EUR
HK$6,400 HKD
As of November 1, 2026
Save €1,251 EUR (63%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €2,405 EUR at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1559648522. Listed at 24 retailers as of October 28, 2026, with a 171% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1559648522
Dimensions5.12 × 5.10 × 3.18 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Surface Graining, Minor Details of Polish
Top View
5.12 mm5.10 mm0.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559648522
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: €1,132 EUR|Low: €719 EUR|High: €1,999 EUR|Avg: €1,280 EUR|+3.8%
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 2, 2026
Retailer 10€730 EUR
Retailer 8€761 EUR
Retailer 5€890 EUR
Retailer 6€997 EUR
Retailer 4€1,084 EUR
Retailer 11€1,088 EUR
Retailer 1€1,132 EUR
Retailer 3€1,144 EUR
Retailer 2€1,239 EUR
Retailer 7€1,346 EUR
Retailer 12€1,489 EUR
Retailer 9€1,766 EUR
Retailer 14€1,929 EUR
Retailer 13€1,982 EUR

28 data points across 14 retailers

24 retailers€730 EUR to €1,982 EUR

A
Cheapest Retailer
-
€730 EUR
HK$6,400 HKD
A+
Retailer 2
-
€761 EUR
₹81,287 INR
View
A
Retailer 3
-
€890 EUR
$998 USD
View
Final sale: no returns
Retailer 4
-
€938 EUR
$1,052 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
€966 EUR
$1,084 USD
View
Retailer 6
-
€986 EUR
$1,106 USD
View
Price last confirmed 14 days ago
Retailer 7
-
€986 EUR
$1,106 USD
View
Price last confirmed 18 days ago
A
Retailer 8
-
€997 EUR
SGD 1,511 SGD
View
Retailer 9
-
€1,024 EUR
$1,148 USD
View
Price last confirmed 18 days ago
A
Retailer 10
-
€1,084 EUR
$1,216 USD
View
B+
Retailer 11
-
€1,088 EUR
$1,220 USD
View
A
Retailer 12
-
€1,132 EUR
£1,000 GBP
View
Retailer 13
-
€1,138 EUR
$1,276 USD
View
Price last confirmed 15 days ago
A
Retailer 14
-
€1,144 EUR
£1,010 GBP
View
B+
Retailer 15
-
€1,239 EUR
$1,390 USD
View
B+
Retailer 16
-
€1,268 EUR
A$2,188 AUD
View
Retailer 17
-
€1,289 EUR
A$2,224 AUD
View
Price last confirmed 30 days ago
B+
Retailer 18
-
€1,346 EUR
View
Retailer 19
-
€1,348 EUR
£1,190 GBP
View
Price last confirmed 29 days ago
B+
Retailer 20
-
€1,489 EUR
ZAR 26,978 ZAR
View
B+
Retailer 21
-
€1,766 EUR
£1,560 GBP
View
B
Retailer 22
-
€1,929 EUR
£1,704 GBP
View
B
Retailer 23
-
€1,982 EUR
£1,750 GBP
View
Most Expensive
NZ Jewellers
f1514062-3e88-4828-9c52-9ca858d8104e · Oct 17
€2,405 EUR
$2,697 USD
View
Price last confirmed 16 days ago
23 more retailers have this diamond
Prices start from €730 EURSave up to €1,251 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 Round
€730 EUR