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Round|Natural|IGI

1.21ct I IF Round Natural Diamond

EX • I/IF • IGI 613369287

Shape and cutting style on the report: Round brilliant

Certificate IGI 613369287

Diamond specifications and retailer prices

From €2,604 EUR
$2,909 USD
As of October 30, 2026
Save €2,506 EUR (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,110 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 IGI 613369287. Listed at 14 retailers as of October 30, 2026, with prices from €2,604 to €5,110, a €2,506 spread on the same certified stone. NZ Jewellers lists it at €5,110. 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 angle35°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 613369287
Dimensions6.77 × 6.81 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.77 mm6.81 mm1.21 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 613369287
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.8%

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: €5,110 EUR|Low: €2,604 EUR|High: €5,247 EUR|Avg: €3,421 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3€2,604 EUR
Retailer 9€2,634 EUR
Retailer 5€2,837 EUR
Retailer 8€2,933 EUR
Retailer 11€2,933 EUR
Retailer 2€3,076 EUR
Retailer 10€3,399 EUR
Retailer 4€3,433 EUR
Retailer 6€3,571 EUR
Retailer 7€4,912 EUR
NZ Jewellers€5,110 EUR

38 data points across 11 retailers

14 retailers€2,604 EUR to €5,110 EUR

A
Cheapest Retailer
-
€2,604 EUR
$2,909 USD
A
Retailer 2
-
€2,634 EUR
$2,943 USD
View
A
Retailer 3
-
€2,837 EUR
$3,170 USD
View
Retailer 4
-
€2,933 EUR
$3,277 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
€2,933 EUR
$3,277 USD
View
A
Retailer 6
-
€2,933 EUR
$3,277 USD
View
A
Retailer 7
-
€3,076 EUR
£2,706 GBP
View
Retailer 8
-
€3,384 EUR
$3,781 USD
View
Price last confirmed 40 days ago
A
Retailer 9
-
€3,399 EUR
£2,990 GBP
View
A
Retailer 10
-
€3,433 EUR
View
A
Retailer 11
-
€3,571 EUR
ZAR 64,459 ZAR
View
B+
Retailer 12
-
€4,912 EUR
£4,321 GBP
View
Retailer 13
-
€5,110 EUR
$5,709 USD
View
Price last confirmed 41 days ago
Most Expensive
B+
NZ Jewellers
4cecfc1c-ce2e-4124-b70d-6aea4bab6a48 · Oct 30
€5,110 EUR
$5,709 USD
View
13 more retailers have this diamond
Prices start from €2,604 EURSave up to €2,506 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
€2,604 EUR