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Round|Natural|GIA

1.21ct K IF Round Natural Diamond

EX • K/IF • GIA 5556800658

Certificate GIA 5556800658

Diamond specifications and retailer prices

From €1,949 EUR
As of November 6, 2026
Save €3,576 EUR (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €5,525 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5556800658. Listed at 9 retailers as of November 5, 2026, with prices from €1,949 to €5,525, a €3,576 spread on the same certified stone. NZ Jewellers lists it at €5,525. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556800658
Dimensions6.72 × 6.77 × 4.21 mm
L/W Ratio1.01
Top View
6.72 mm6.77 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5556800658
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.5%

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: €5,525 EUR|Low: €1,949 EUR|High: €5,613 EUR|Avg: €3,192 EUR|+9.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9€1,949 EUR
Retailer 8€2,381 EUR
Retailer 6€2,643 EUR
Retailer 7€2,699 EUR
Retailer 2€2,700 EUR
Retailer 3€2,709 EUR
Retailer 4€3,034 EUR
Retailer 5€4,408 EUR
NZ Jewellers€5,525 EUR

38 data points across 9 retailers

9 retailers€1,949 EUR to €5,525 EUR

A
Cheapest Retailer
-
€1,949 EUR
A
Retailer 2
-
€2,381 EUR
View
A
Retailer 3
-
€2,643 EUR
View
A
Retailer 4
-
€2,699 EUR
View
A
Retailer 5
-
€2,700 EUR
View
A
Retailer 6
-
€2,709 EUR
View
A
Retailer 7
-
€3,034 EUR
View
B+
Retailer 8
-
€4,408 EUR
View
Most Expensive
B
NZ Jewellers
d4a2d80d-02a2-405c-b5bc-e92a39e7fa91 · Nov 5
€5,525 EUR
$6,169 USD
View
8 more retailers have this diamond
Prices start from €1,949 EURSave up to €3,576 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
1.21ct Round
€1,949 EUR