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1.21ct F IF Round Natural Diamond

EX • F/IF • HRD 250000274742

Shape and cutting style on the report: Brilliant

Certificate HRD 250000274742

Diamond specifications and retailer prices

From $5,628 USD
As of November 6, 2026
Save $4,463 USD (44%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $10,091 USD at MOH London · As of November 7, 2026
View at MOH London

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by HRD 250000274742. Listed at 4 retailers as of November 6, 2026, with prices from $5,628 to $10,091, a $4,463 spread on the same certified stone. MOH London lists it at $10,091. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabHRD
CertificateHRD 250000274742
Dimensions6.77 × 6.80 × 4.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.77 mm6.80 mm1.21 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 250000274742
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $10,091 USD|Low: $5,628 USD|High: $10,344 USD|Avg: $7,565 USD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 7, 2026
Retailer 4$5,628 USD
Retailer 3$6,563 USD
Retailer 2$7,064 USD
MOH London$10,091 USD

37 data points across 4 retailers

4 retailers$5,628 USD to $10,091 USD

A
Cheapest Retailer
-
$5,628 USD
A
Retailer 2
-
$6,563 USD
View
A
Retailer 3
-
$7,064 USD
View
Most Expensive
B+
MOH London
195B45AFF · Nov 7
$10,091 USD
£7,946 GBP
View
3 more retailers have this diamond
Prices start from $5,628 USDSave up to $4,463 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.

A
1.21ct Round
$5,628 USD