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Radiant|Natural|GIA

2.21ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 2437505750

Certificate GIA 2437505750

Diamond specifications and retailer prices

From €18,330 EUR
$20,559 USD
As of November 2, 2026
Save €4,898 EUR (21%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €23,228 EUR at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

About this 2.21ct natural radiant diamond

This 2.21ct natural radiant sits in the two to three 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 2437505750. Listed at 6 retailers as of November 2, 2026, with prices from €18,330 to €23,228, a €4,898 spread on the same certified stone. 77 Diamonds lists it at €23,228. 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

2.21
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2437505750
Dimensions8.48 × 6.53 × 4.52 mm
L/W Ratio1.30
Top View
8.48 mm6.53 mm2.21 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2437505750
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.2%

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 2
Current: €23,228 EUR|Low: €18,150 EUR|High: €23,463 EUR|Avg: €21,131 EUR|+0.1%
77 Diamonds
Retailer 2
Retailer 3
November 3, 2026
Retailer 3€18,330 EUR
Retailer 2€21,837 EUR
77 Diamonds€23,228 EUR

35 data points across 3 retailers

6 retailers€18,330 EUR to €23,228 EUR

B+
Cheapest Retailer
-
€18,330 EUR
$20,559 USD
B+
Retailer 2
-
€19,620 EUR
$22,006 USD
View
B
Retailer 3
-
€20,104 EUR
A$34,690 AUD
View
B
Retailer 4
-
€21,837 EUR
$24,493 USD
View
Retailer 5
-
€21,837 EUR
$24,493 USD
View
Price last confirmed 18 days ago
Most Expensive
B
77 Diamonds
RADMBXBKZFCUQ · Nov 3
€23,228 EUR
£20,514 GBP
View
5 more retailers have this diamond
Prices start from €18,330 EURSave up to €4,898 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+
2.21ct Radiant
€18,330 EUR