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Radiant|Natural|GIA

1.22ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 5426259943

Certificate GIA 5426259943

Diamond specifications and retailer prices

From €4,486 EUR
$5,031 USD
As of October 30, 2026
Save €1,807 EUR (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €6,292 EUR at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 1.22ct natural radiant diamond

This 1.22ct natural radiant sits in the classic one-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 5426259943. Listed at 3 retailers as of October 30, 2026, with prices from €4,486 to €6,292, a €1,807 spread on the same certified stone. 77 Diamonds lists it at €6,292. 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

1.22
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5426259943
Dimensions6.96 × 5.48 × 3.56 mm
L/W Ratio1.27
Top View
6.96 mm5.48 mm1.22 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5426259943
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: €6,292 EUR|Low: €4,437 EUR|High: €6,383 EUR|Avg: €5,407 EUR|-0.4%
77 Diamonds
Retailer 2
October 31, 2026
Retailer 2€4,486 EUR
77 Diamonds€6,292 EUR

30 data points across 2 retailers

3 retailers€4,486 EUR to €6,292 EUR

B
Cheapest Retailer
-
€4,486 EUR
$5,031 USD
B
Retailer 2
-
€4,815 EUR
$5,400 USD
View
Most Expensive
B
77 Diamonds
RADZB6NXWYKK · Oct 31
€6,292 EUR
£5,557 GBP
View
2 more retailers have this diamond
Prices start from €4,486 EURSave up to €1,807 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
1.22ct Radiant
€4,486 EUR