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1.23ct I I1 Round Natural Diamond

VG • I/I1 • IGI 375955860

Shape and cutting style on the report: Round brilliant

Certificate IGI 375955860

Diamond specifications and retailer prices

From €2,543 EUR
$2,841 USD
As of November 1, 2026
Save €766 EUR (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €3,309 EUR at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 375955860. Listed at 3 retailers as of November 1, 2026, with prices from €2,543 to €3,309, a €766 spread on the same certified stone. Yorxs lists it at €3,309. 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

1.23
Carat
I
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.8°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 375955860
Dimensions6.77 × 6.83 × 4.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.77 mm6.83 mm1.23 ctI / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 375955860
Side View
Table 60.5%Crown 34.8°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 61.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,839 EUR|Low: €2,481 EUR|High: €3,324 EUR|Avg: €3,006 EUR
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 1, 2026
Retailer 2€2,543 EUR
Retailer 1€2,839 EUR
Retailer 3€3,297 EUR
Yorxs€3,309 EUR

22 data points across 4 retailers

3 retailers€2,543 EUR to €3,309 EUR

B
Cheapest Retailer
-
€2,543 EUR
$2,841 USD
B
Retailer 2
-
€2,839 EUR
$3,172 USD
View
Most Expensive
C
Yorxs
550512B01 · Nov 1
€3,309 EUR
View
2 more retailers have this diamond
Prices start from €2,543 EURSave up to €766 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
1.23ct Round
€2,543 EUR