Radiant|Natural|GIA

1.21ct F I1 Radiant Natural Diamond

EX • F/I1 • GIA 2557139119

Certificate GIA 2557139119

Diamond specifications and retailer prices

From $2,743 USD
As of October 29, 2026
Save $464 USD (14%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,207 USD at Yorxs · As of October 29, 2026
View at Yorxs

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557139119. Listed at 5 retailers as of October 29, 2026, with prices from $2,743 to $3,207, a $464 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
F
Color
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle49.65°
Pavilion angle36.04°
OriginNatural
Grading LabGIA
CertificateGIA 2557139119
Dimensions7.01 × 5.36 × 3.63 mm
L/W Ratio1.31
Top View
7.01 mm5.36 mm1.21 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2557139119
Side View
Table 70.0%Crown 49.65°GirdlePavilion 36.04°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $2,848 USD|Low: $2,420 USD|High: $3,207 USD|Avg: $2,792 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Yorxs
October 29, 2026
Retailer 6$2,420 USD
Retailer 2$2,456 USD
Retailer 4$2,743 USD
Retailer 5$2,743 USD
Retailer 1$2,848 USD
Retailer 3$3,165 USD
Yorxs$3,207 USD

6 data points across 7 retailers

5 retailers$2,743 USD to $3,207 USD

Retailer 1
-
$2,456 USD
Price last confirmed 7 days ago
B+
Retailer 2
-
$2,743 USD
View
B+
Retailer 3
-
$2,848 USD
View
Retailer 4
-
$3,165 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Yorxs
9E87A0E04 · Oct 29
$3,207 USD
€3,054 EUR
View
4 more retailers have this diamond
Prices start from $2,743 USDSave up to $464 USD

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 Radiant
$2,743 USD