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Round|Natural|GIA

1.21ct I IF Round Natural Diamond

EX • I/IF • GIA 6511962223

Certificate GIA 6511962223

Diamond specifications and retailer prices

From €4,513 EUR
$5,042 USD
As of October 30, 2026
Save €3,729 EUR (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €8,242 EUR at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6511962223. Listed at 6 retailers as of October 30, 2026, with prices from €4,513 to €8,242, a €3,729 spread on the same certified stone. NZ Jewellers lists it at €8,242. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6511962223
Dimensions6.75 × 6.80 × 4.28 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
6.75 mm6.80 mm1.21 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6511962223
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

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 30
Current: €8,242 EUR|Low: €3,604 EUR|High: €8,242 EUR|Avg: €5,891 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6€4,513 EUR
Retailer 5€4,549 EUR
Retailer 3€5,320 EUR
Retailer 4€5,383 EUR
Retailer 2€7,848 EUR
NZ Jewellers€8,242 EUR

25 data points across 6 retailers

6 retailers€4,513 EUR to €8,242 EUR

A
Cheapest Retailer
-
€4,513 EUR
$5,042 USD
B+
Retailer 2
-
€4,549 EUR
$5,082 USD
View
Final sale: no returns
B+
Retailer 3
-
€5,320 EUR
View
B+
Retailer 4
-
€5,383 EUR
£4,735 GBP
View
B
Retailer 5
-
€7,848 EUR
£6,904 GBP
View
Most Expensive
B
NZ Jewellers
ecc901e7-f166-45ba-a8ce-219aadd96846 · Oct 30
€8,242 EUR
$9,208 USD
View
5 more retailers have this diamond
Prices start from €4,513 EURSave up to €3,729 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
€4,513 EUR