Round|Natural|GIA

0.51ct K IF Round Natural Diamond

EX • K/IF • GIA 2547681998

Certificate GIA 2547681998

Diamond specifications and retailer prices

From €309 EUR
As of November 7, 2026
Save €657 EUR (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,561 EUR at NZ Jewellers · As of October 6, 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 K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2547681998. Listed at 11 retailers as of November 7, 2026, with a 213% 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
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2547681998
Dimensions5.09 × 5.12 × 3.19 mm
L/W Ratio1.01
Star length45%
Top View
5.09 mm5.12 mm0.51 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547681998
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

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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 7
Current: €572 EUR|Low: €309 EUR|High: €1,160 EUR|Avg: €558 EUR|-5.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 2€309 EUR
Retailer 8€355 EUR
Retailer 6€443 EUR
Retailer 7€456 EUR
Retailer 3€554 EUR
Retailer 1€572 EUR
Retailer 5€677 EUR
Retailer 4€966 EUR

37 data points across 8 retailers

11 retailers€309 EUR to €966 EUR

A
Cheapest Retailer
-
€309 EUR
A
Retailer 2
-
€355 EUR
View
A
Retailer 3
-
€443 EUR
View
A
Retailer 4
-
€456 EUR
View
Retailer 5
-
€481 EUR
View
Price last confirmed 39 days ago
Retailer 6
-
€498 EUR
View
Price last confirmed 31 days ago
A
Retailer 7
-
€554 EUR
View
A
Retailer 8
-
€572 EUR
View
B+
Retailer 9
-
€677 EUR
View
B
Retailer 10
-
€966 EUR
View
Most Expensive
NZ Jewellers
1e94939e-5b3b-4f65-a63d-fd540b82749f · Oct 6
€1,561 EUR
$1,743 USD
View
Price last confirmed 32 days ago
10 more retailers have this diamond
Prices start from €309 EURSave up to €657 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
€309 EUR