Round|Natural|GIA

1.21ct I IF Round Natural Diamond

EX • I/IF • GIA 2557387267

Certificate GIA 2557387267

Diamond specifications and retailer prices

From €2,486 EUR
HK$21,700 HKD
As of November 1, 2026
Save €3,369 EUR (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €6,200 EUR at NZ Jewellers · As of September 28, 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 2557387267. Listed at 11 retailers as of October 30, 2026, with a 135% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceMedium
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2557387267
Dimensions6.73 × 6.79 × 4.22 mm
L/W Ratio1.01
Top View
6.73 mm6.79 mm1.21 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2557387267
Side View
Table 59.0%CrownGirdle: MED-STKPavilion 41°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: Nov 1
Current: €5,855 EUR|Low: €2,463 EUR|High: €6,131 EUR|Avg: €3,786 EUR|-4.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 6€2,486 EUR
Retailer 3€2,887 EUR
Retailer 5€2,993 EUR
Retailer 8€3,139 EUR
Retailer 7€3,454 EUR
Retailer 4€3,913 EUR
Retailer 2€5,620 EUR
NZ Jewellers€5,855 EUR

45 data points across 8 retailers

11 retailers€2,486 EUR to €5,855 EUR

A
Cheapest Retailer
-
€2,486 EUR
HK$21,700 HKD
A
Retailer 2
-
€2,887 EUR
View
A
Retailer 3
-
€2,993 EUR
$3,344 USD
View
A
Retailer 4
-
€3,139 EUR
$3,507 USD
View
Final sale: no returns
A
Retailer 5
-
€3,454 EUR
SGD 5,215 SGD
View
Retailer 6
-
€3,519 EUR
$3,932 USD
View
Price last confirmed 31 days ago
Retailer 7
-
€3,519 EUR
$3,932 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
€3,913 EUR
View
B+
Retailer 9
-
€5,620 EUR
£4,944 GBP
View
B+
Retailer 10
-
€5,855 EUR
$6,541 USD
View
Most Expensive
NZ Jewellers
c49cbe1c-1fe2-4f6b-9b11-1b00cdaf986d · Sep 28
€6,200 EUR
$6,927 USD
View
Price last confirmed 34 days ago
10 more retailers have this diamond
Prices start from €2,486 EURSave up to €3,369 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
€2,486 EUR