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Radiant|Natural|GIA

1.09ct H I1 Radiant Natural Diamond

H/I1 • GIA 2225717777

Certificate GIA 2225717777

Diamond specifications and retailer prices

From €1,353 EUR
$1,518 USD
As of November 1, 2026
Save €2,541 EUR (65%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €3,894 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.09ct natural radiant diamond

This 1.09ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and I1 clarity (included) and certified by GIA 2225717777. Listed at 6 retailers as of October 30, 2026, with prices from €1,353 to €3,894, a €2,541 spread on the same certified stone. NZ Jewellers lists it at €3,894. 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

1.09
Carat
H
Color
I1
Clarity
-
Cut

Specifications

Cut
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2225717777
Dimensions6.40 × 5.38 × 3.65 mm
L/W Ratio1.19
Culet sizeNone
Top View
6.40 mm5.38 mm1.09 ctH / I1
OriginNatural
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 2225717777
Side View
Table 74.0%CrownGirdle: ETN-VTKPavilionCulet: NoneDepth 67.9%

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 1
Current: €3,894 EUR|Low: €1,060 EUR|High: €3,894 EUR|Avg: €1,862 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7€1,060 EUR
Retailer 6€1,353 EUR
Retailer 3€1,447 EUR
Retailer 5€1,447 EUR
Retailer 4€1,669 EUR
Retailer 2€2,180 EUR
NZ Jewellers€3,894 EUR

15 data points across 7 retailers

6 retailers€1,353 EUR to €3,894 EUR

B+
Cheapest Retailer
-
€1,353 EUR
$1,518 USD
B+
Retailer 2
-
€1,447 EUR
$1,623 USD
View
B+
Retailer 3
-
€1,513 EUR
$1,697 USD
View
B+
Retailer 4
-
€1,669 EUR
$1,872 USD
View
B
Retailer 5
-
€2,180 EUR
View
Most Expensive
C
NZ Jewellers
e6e187ae-9604-4015-8c55-3b00391c1043 · Oct 30
€3,894 EUR
$4,368 USD
View
5 more retailers have this diamond
Prices start from €1,353 EURSave up to €2,541 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+
1.09ct Radiant
€1,353 EUR