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Round|Natural|GIA

1.21ct F FL Round Natural Diamond

EX • F/FL • GIA 6555155245

Certificate GIA 6555155245

Diamond specifications and retailer prices

From €6,679 EUR
As of November 1, 2026
Save €5,105 EUR (43%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €11,784 EUR at MOH London · As of November 4, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6555155245. Listed at 21 retailers as of November 1, 2026, with prices from €6,679 to €11,784, a €5,105 spread on the same certified stone. MOH London lists it at €11,784. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6555155245
Dimensions6.76 × 6.81 × 4.26 mm
L/W Ratio1.01
Top View
6.76 mm6.81 mm1.21 ctF / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555155245
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.9%

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: €11,784 EUR|Low: €6,679 EUR|High: €11,816 EUR|Avg: €8,593 EUR
MOH London
Retailer 2
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Retailer 21
November 6, 2026
Retailer 6€6,679 EUR
Retailer 13€6,694 EUR
Retailer 5€6,720 EUR
Retailer 2€6,783 EUR
Retailer 18€7,034 EUR
Retailer 4€7,111 EUR
Retailer 8€7,209 EUR
Retailer 19€8,129 EUR
Retailer 9€8,323 EUR
Retailer 21€8,337 EUR
Retailer 10€8,399 EUR
Retailer 20€8,579 EUR
Retailer 12€8,592 EUR
Retailer 15€9,253 EUR
Retailer 17€9,320 EUR
Retailer 3€9,526 EUR
Retailer 14€9,991 EUR
Retailer 11€10,488 EUR
Retailer 16€11,037 EUR
Retailer 7€11,581 EUR
MOH London€11,784 EUR

24 data points across 21 retailers

21 retailers€6,679 EUR to €11,784 EUR

A
Cheapest Retailer
-
€6,679 EUR
A
Retailer 2
-
€6,694 EUR
View
A
Retailer 3
-
€6,720 EUR
View
A
Retailer 4
-
€6,783 EUR
View
A
Retailer 5
-
€7,034 EUR
View
A
Retailer 6
-
€7,111 EUR
View
A
Retailer 7
-
€7,209 EUR
View
B+
Retailer 8
-
€8,129 EUR
View
B+
Retailer 9
-
€8,323 EUR
View
B+
Retailer 10
-
€8,337 EUR
View
B+
Retailer 11
-
€8,399 EUR
View
B+
Retailer 12
-
€8,579 EUR
View
Retailer 13
-
€8,592 EUR
View
Price last confirmed 11 days ago
B+
Retailer 14
-
€9,253 EUR
View
B+
Retailer 15
-
€9,320 EUR
View
B+
Retailer 16
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€9,397 EUR
View
B+
Retailer 17
-
€9,526 EUR
View
B+
Retailer 18
-
€10,488 EUR
View
B
Retailer 19
-
€11,037 EUR
View
B
Retailer 20
-
€11,581 EUR
View
Most Expensive
B
MOH London
87F3DDF8A · Nov 4
€11,784 EUR
£10,414 GBP
View
20 more retailers have this diamond
Prices start from €6,679 EURSave up to €5,105 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
€6,679 EUR