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Radiant|Natural|GIA

1.20ct F SI2 Radiant Natural Diamond

ID • F/SI2 • GIA 03

Certificate GIA 03

Diamond specifications and retailer prices

From €2,497 EUR
$2,801 USD
As of October 31, 2026
Save €3,168 EUR (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €5,665 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct 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. Listed at 8 retailers as of October 31, 2026, with prices from €2,497 to €5,665, a €3,168 spread on the same certified stone. NZ Jewellers lists it at €5,665. 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

1.20
Carat
F
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 03
Dimensions6.81 × 5.25 × 3.66 mm
L/W Ratio1.30
Top View
6.81 mm5.25 mm1.20 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 03
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €5,665 EUR|Low: €2,492 EUR|High: €5,665 EUR|Avg: €3,342 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 16, 2026
Retailer 8€2,497 EUR
Retailer 7€2,526 EUR
Retailer 4€2,946 EUR
Retailer 5€2,946 EUR
Retailer 2€3,059 EUR
Retailer 6€3,110 EUR
Retailer 3€3,399 EUR
NZ Jewellers€5,665 EUR

7 data points across 8 retailers

8 retailers€2,497 EUR to €5,665 EUR

A
Cheapest Retailer
-
€2,497 EUR
$2,801 USD
A
Retailer 2
-
€2,526 EUR
$2,833 USD
View
B+
Retailer 3
-
€2,946 EUR
$3,304 USD
View
B+
Retailer 4
-
€2,946 EUR
$3,304 USD
View
B+
Retailer 5
-
€3,059 EUR
$3,431 USD
View
B+
Retailer 6
-
€3,110 EUR
$3,488 USD
View
B
Retailer 7
-
€3,399 EUR
$3,812 USD
View
Most Expensive
B
NZ Jewellers
368da2ef-823f-4454-93d5-679104fb3f97 · Nov 3
€5,665 EUR
$6,354 USD
View
7 more retailers have this diamond
Prices start from €2,497 EURSave up to €3,168 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
1.20ct Radiant
€2,497 EUR