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Round|Natural|GIA

1.21ct D I1 Round Natural Diamond

EX • D/I1 • GIA 6521709663

Certificate GIA 6521709663

Diamond specifications and retailer prices

From €2,233 EUR
$2,495 USD
As of November 1, 2026
Save €973 EUR (30%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €3,207 EUR at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6521709663. Listed at 7 retailers as of November 1, 2026, with prices from €2,233 to €3,207, a €973 spread on the same certified stone. Yorxs lists it at €3,207. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6521709663
Dimensions6.83 × 6.78 × 4.23 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
6.83 mm6.78 mm1.21 ctD / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6521709663
Side View
Table 55.0%Crown 36°Girdle: ThickPavilion 40.6°Culet: NoneDepth 62.2%

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: Nov 1
Current: €2,233 EUR|Low: €2,233 EUR|High: €3,273 EUR|Avg: €2,789 EUR|-5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Yorxs
November 1, 2026
Retailer 1€2,233 EUR
Retailer 3€2,372 EUR
Retailer 2€2,649 EUR
Retailer 4€2,918 EUR
Retailer 5€2,918 EUR
Retailer 6€3,016 EUR
Yorxs€3,207 EUR

26 data points across 7 retailers

7 retailers€2,233 EUR to €3,207 EUR

A
Cheapest Retailer
-
€2,233 EUR
$2,495 USD
B+
Retailer 2
-
€2,372 EUR
$2,650 USD
View
B+
Retailer 3
-
€2,649 EUR
$2,959 USD
View
B
Retailer 4
-
€2,918 EUR
$3,260 USD
View
B
Retailer 5
-
€2,918 EUR
$3,260 USD
View
B
Retailer 6
-
€3,016 EUR
$3,370 USD
View
Most Expensive
B+
Yorxs
502337121 · Nov 1
€3,207 EUR
View
6 more retailers have this diamond
Prices start from €2,233 EURSave up to €973 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
€2,233 EUR