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Radiant|Natural|GIA

1.26ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 2151322920

Certificate GIA 2151322920

Diamond specifications and retailer prices

From €4,116 EUR
As of November 1, 2026
Save €3,441 EUR (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €7,556 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.26ct natural radiant diamond

This 1.26ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2151322920. Listed at 6 retailers as of November 1, 2026, with prices from €4,116 to €7,556, a €3,441 spread on the same certified stone. MOH London lists it at €7,556. 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

1.26
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2151322920
Dimensions6.06 × 6.03 × 4.17 mm
L/W Ratio1.00
Culet sizeNone
Cert comments
Additional clouds are not shown.
Top View
6.06 mm6.03 mm1.26 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2151322920
Side View
Table 68.0%CrownGirdle: ThickPavilionCulet: NoneDepth 69.2%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: €7,556 EUR|Low: €4,116 EUR|High: €7,668 EUR|Avg: €5,459 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 5€4,116 EUR
Retailer 3€4,740 EUR
Retailer 2€4,967 EUR
Retailer 4€5,588 EUR
Retailer 6€5,674 EUR
MOH London€7,556 EUR

43 data points across 6 retailers

6 retailers€4,116 EUR to €7,556 EUR

B+
Cheapest Retailer
-
€4,116 EUR
B+
Retailer 2
-
€4,740 EUR
View
B+
Retailer 3
-
€4,967 EUR
View
B
Retailer 4
-
€5,588 EUR
View
Retailer 5
-
€5,674 EUR
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
1081D087A · Nov 4
€7,556 EUR
£6,643 GBP
View
5 more retailers have this diamond
Prices start from €4,116 EURSave up to €3,441 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+
1.26ct Radiant
€4,116 EUR