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Round|Natural|GIA

1.21ct F I1 Round Natural Diamond

VG • F/I1 • GIA 2173474991

Certificate GIA 2173474991

Diamond specifications and retailer prices

From €3,154 EUR
$3,538 USD
As of October 31, 2026
Save €1,245 EUR (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €4,399 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 F colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 2173474991. Listed at 4 retailers as of October 31, 2026, with prices from €3,154 to €4,399, a €1,245 spread on the same certified stone. Yorxs lists it at €4,399. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
F
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2173474991
Dimensions6.85 × 6.74 × 4.19 mm
L/W Ratio1.02
Culet sizeNone
Top View
6.85 mm6.74 mm1.21 ctF / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2173474991
Side View
Table 59.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 61.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €4,081 EUR|Low: €3,154 EUR|High: €5,226 EUR|Avg: €4,224 EUR|-5.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 1, 2026
Retailer 3€3,154 EUR
Retailer 2€3,299 EUR
Retailer 1€4,081 EUR
Yorxs€4,399 EUR
Retailer 4€5,226 EUR

25 data points across 5 retailers

4 retailers€3,154 EUR to €4,399 EUR

B
Cheapest Retailer
-
€3,154 EUR
$3,538 USD
B
Retailer 2
-
€3,299 EUR
$3,700 USD
View
C
Retailer 3
-
€4,081 EUR
$4,577 USD
View
Most Expensive
B
Yorxs
230052137 · Nov 1
€4,399 EUR
View
3 more retailers have this diamond
Prices start from €3,154 EURSave up to €1,245 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.

B
1.21ct Round
€3,154 EUR