Round|Natural|GIA

0.51ct J IF Round Natural Diamond

EX • J/IF • GIA 6555934929

Certificate GIA 6555934929

Diamond specifications and retailer prices

From €456 EUR
As of November 6, 2026
Save €1,432 EUR (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,240 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6555934929. Listed at 18 retailers as of November 5, 2026, with a 314% 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
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555934929
Dimensions5.08 × 5.11 × 3.15 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.08 mm5.11 mm0.51 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555934929
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €2,240 EUR|Low: €455 EUR|High: €2,983 EUR|Avg: €960 EUR
MOH London
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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 2€456 EUR
Retailer 9€555 EUR
Retailer 14€560 EUR
Retailer 13€823 EUR
Retailer 11€911 EUR
Retailer 4€1,092 EUR
Retailer 15€1,129 EUR
Retailer 10€1,223 EUR
Retailer 8€1,267 EUR
Retailer 18€1,280 EUR
Retailer 7€1,317 EUR
Retailer 17€1,412 EUR
Retailer 3€1,420 EUR
Retailer 5€1,450 EUR
Retailer 6€1,525 EUR
Retailer 12€1,888 EUR
MOH London€2,240 EUR
Retailer 16€2,983 EUR

33 data points across 18 retailers

18 retailers€456 EUR to €1,888 EUR

A
Cheapest Retailer
-
€456 EUR
A
Retailer 2
-
€555 EUR
View
A
Retailer 3
-
€560 EUR
View
B+
Retailer 4
-
€823 EUR
View
B+
Retailer 5
-
€911 EUR
View
B
Retailer 6
-
€1,092 EUR
View
B
Retailer 7
-
€1,129 EUR
View
Final sale: no returns
B
Retailer 8
-
€1,223 EUR
View
B
Retailer 9
-
€1,267 EUR
View
B
Retailer 10
-
€1,280 EUR
View
B
Retailer 11
-
€1,317 EUR
View
B
Retailer 12
-
€1,412 EUR
View
B
Retailer 13
-
€1,420 EUR
View
B
Retailer 14
-
€1,450 EUR
View
B
Retailer 15
-
€1,525 EUR
View
B
Retailer 16
-
€1,888 EUR
View
Most Expensive
MOH London
138C7BBD1 · Nov 2
€2,240 EUR
£1,969 GBP
View
Price under review
16 more retailers have this diamond
Prices start from €456 EURSave up to €1,432 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
€456 EUR