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Round|Natural|IGI

1.09ct E I1 Round Natural Diamond

VG • E/I1 • IGI GT13412110

Shape and cutting style on the report: Round brilliant

Certificate IGI GT13412110

Diamond specifications and retailer prices

From €1,828 EUR
$2,050 USD
As of November 1, 2026
Save €1,345 EUR (42%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €3,173 EUR at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI GT13412110. Listed at 3 retailers as of October 26, 2026, with prices from €1,828 to €3,173, a €1,345 spread on the same certified stone. Wholesale Diamonds Direct lists it at €3,173. 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
E
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI GT13412110
Dimensions6.41 × 6.44 × 4.13 mm
L/W Ratio1.00
Culet sizeNone
Cert comments
Additional twinning wisps not shown.
Top View
6.41 mm6.44 mm1.09 ctE / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI GT13412110
Side View
Table 58.0%Crown 37°Girdle: STK-UNDPavilion 40.9°Culet: NoneDepth 64.2%

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 1
Current: €1,828 EUR|Low: €1,828 EUR|High: €3,173 EUR|Avg: €2,490 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Wholesale Diamonds Direct
November 1, 2026
Retailer 1€1,828 EUR
Retailer 3€2,023 EUR
Retailer 2€2,574 EUR
Retailer 4€2,706 EUR
Wholesale Diamonds Direct€3,173 EUR

33 data points across 5 retailers

3 retailers€1,828 EUR to €3,173 EUR

B+
Cheapest Retailer
-
€1,828 EUR
$2,050 USD
B
Retailer 2
-
€2,574 EUR
View
Most Expensive
B
Wholesale Diamonds Direct
218841748 · Oct 26
€3,173 EUR
$3,559 USD
View
2 more retailers have this diamond
Prices start from €1,828 EURSave up to €1,345 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 Round
€1,828 EUR