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Round|Natural|GIA

1.21ct I IF Round Natural Diamond

EX • I/IF • GIA 2566586850

Certificate GIA 2566586850

Diamond specifications and retailer prices

From €3,481 EUR
HK$30,500 HKD
As of October 31, 2026
Save €4,443 EUR (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €7,923 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 2566586850. Listed at 20 retailers as of October 30, 2026, with prices from €3,481 to €7,923, a €4,443 spread on the same certified stone. NZ Jewellers lists it at €7,923. 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 angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566586850
Dimensions6.73 × 6.77 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.73 mm6.77 mm1.21 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566586850
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 31
Current: €7,923 EUR|Low: €3,446 EUR|High: €7,923 EUR|Avg: €5,049 EUR
NZ Jewellers
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
Retailer 19
October 31, 2026
Retailer 12€3,481 EUR
Retailer 3€4,075 EUR
Retailer 6€4,132 EUR
Retailer 7€4,248 EUR
Retailer 14€4,257 EUR
Retailer 13€4,347 EUR
Retailer 5€4,372 EUR
Retailer 9€4,424 EUR
Retailer 15€4,460 EUR
Retailer 10€4,738 EUR
Retailer 18€4,738 EUR
Retailer 8€4,866 EUR
Retailer 19€5,209 EUR
Retailer 16€5,375 EUR
Retailer 11€5,466 EUR
Retailer 2€5,823 EUR
Retailer 4€6,741 EUR
Retailer 17€7,586 EUR
NZ Jewellers€7,923 EUR

17 data points across 19 retailers

20 retailers€3,481 EUR to €7,923 EUR

A
Cheapest Retailer
-
€3,481 EUR
HK$30,500 HKD
A
Retailer 2
-
€4,075 EUR
$4,570 USD
View
A
Retailer 3
-
€4,132 EUR
$4,635 USD
View
B+
Retailer 4
-
€4,248 EUR
$4,765 USD
View
A
Retailer 5
-
€4,257 EUR
£3,759 GBP
View
A
Retailer 6
-
€4,347 EUR
$4,876 USD
View
B+
Retailer 7
-
€4,372 EUR
$4,904 USD
View
Final sale: no returns
B+
Retailer 8
-
€4,378 EUR
SGD 6,636 SGD
View
B+
Retailer 9
-
€4,424 EUR
SGD 6,705 SGD
View
B+
Retailer 10
-
€4,460 EUR
£3,939 GBP
View
B+
Retailer 11
-
€4,738 EUR
$5,314 USD
View
B+
Retailer 12
-
€4,738 EUR
$5,314 USD
View
B+
Retailer 13
-
€4,866 EUR
$5,458 USD
View
B+
Retailer 14
-
€5,209 EUR
£4,600 GBP
View
B+
Retailer 15
-
€5,375 EUR
View
B+
Retailer 16
-
€5,466 EUR
$6,131 USD
View
B+
Retailer 17
-
€5,823 EUR
ZAR 105,517 ZAR
View
B
Retailer 18
-
€6,741 EUR
$7,561 USD
View
B
Retailer 19
-
€7,586 EUR
£6,700 GBP
View
Most Expensive
B
NZ Jewellers
0dc3ea34-5e5f-48e4-8a2b-43b6ab54d5f7 · Oct 30
€7,923 EUR
$8,887 USD
View
19 more retailers have this diamond
Prices start from €3,481 EURSave up to €4,443 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
€3,481 EUR