Radiant|Natural|GIA

1.21ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 2241023105

Certificate GIA 2241023105

Diamond specifications and retailer prices

From $3,241 USD
As of November 5, 2026
Save $2,459 USD (43%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,700 USD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2241023105. Listed at 10 retailers as of November 5, 2026, with prices from $3,241 to $5,700, a $2,459 spread on the same certified stone. Wholesale Diamonds Direct lists it at $5,700. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.21
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2241023105
Dimensions7.29 × 5.40 × 3.65 mm
L/W Ratio1.35
Culet sizeNone
Top View
7.29 mm5.40 mm1.21 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241023105
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,690 USD|Low: $3,223 USD|High: $5,812 USD|Avg: $4,065 USD|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 7, 2026
Retailer 4$3,241 USD
Retailer 5$3,411 USD
Retailer 6$3,417 USD
Retailer 1$3,690 USD
Retailer 8$3,812 USD
Retailer 7$4,100 USD
Retailer 3$4,216 USD
Retailer 2$4,389 USD
Retailer 9$5,336 USD
Wholesale Diamonds Direct$5,700 USD

39 data points across 10 retailers

10 retailers$3,241 USD to $5,700 USD

B+
Cheapest Retailer
-
$3,241 USD
B+
Retailer 2
-
$3,411 USD
View
B+
Retailer 3
-
$3,417 USD
View
B+
Retailer 4
-
$3,690 USD
View
B+
Retailer 5
-
$3,812 USD
View
B+
Retailer 6
-
$4,100 USD
View
B+
Retailer 7
-
$4,216 USD
View
B+
Retailer 8
-
$4,389 USD
View
B
Retailer 9
-
$5,336 USD
View
Most Expensive
B
Wholesale Diamonds Direct
265399287 · Nov 6
$5,700 USD
View
9 more retailers have this diamond
Prices start from $3,241 USDSave up to $2,459 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
$3,241 USD