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1.20ct F I1 Round Natural Diamond

GD • F/I1 • IGI 712532423

Shape and cutting style on the report: Round brilliant

Certificate IGI 712532423

Diamond specifications and retailer prices

From €1,421 EUR
$1,594 USD
As of October 31, 2026
Save €2,333 EUR (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €3,754 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a standard cut grade and certified by IGI 712532423. Listed at 7 retailers as of October 30, 2026, with prices from €1,421 to €3,754, a €2,333 spread on the same certified stone. NZ Jewellers lists it at €3,754. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
F
Color
I1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.4°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 712532423
Dimensions6.47 × 6.53 × 4.33 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.47 mm6.53 mm1.20 ctF / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 712532423
Side View
Table 54.0%Crown 39.4°Girdle: THK-VTKPavilion 39.8°CuletDepth 66.5%

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: Oct 31
Current: €3,754 EUR|Low: €1,183 EUR|High: €3,754 EUR|Avg: €1,976 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3€1,421 EUR
Retailer 6€1,540 EUR
Retailer 7€1,540 EUR
Retailer 4€1,610 EUR
Retailer 5€1,776 EUR
Retailer 8€1,832 EUR
Retailer 2€2,093 EUR
NZ Jewellers€3,754 EUR

19 data points across 8 retailers

7 retailers€1,421 EUR to €3,754 EUR

B+
Cheapest Retailer
-
€1,421 EUR
$1,594 USD
Final sale: no returns
B+
Retailer 2
-
€1,540 EUR
$1,727 USD
View
B+
Retailer 3
-
€1,540 EUR
$1,727 USD
View
B+
Retailer 4
-
€1,610 EUR
$1,806 USD
View
B+
Retailer 5
-
€1,776 EUR
$1,992 USD
View
B+
Retailer 6
-
€2,093 EUR
View
Most Expensive
C
NZ Jewellers
3ff75d56-6388-45ff-8137-4b1f255bf888 · Oct 30
€3,754 EUR
$4,211 USD
View
6 more retailers have this diamond
Prices start from €1,421 EURSave up to €2,333 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+
1.20ct Round
€1,421 EUR