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1.13ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 768663756

Shape and cutting style on the report: Round brilliant

Certificate IGI 768663756

Diamond specifications and retailer prices

From €1,843 EUR
$2,059 USD
As of October 30, 2026
Save €2,422 EUR (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,265 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 768663756. Listed at 14 retailers as of October 30, 2026, with prices from €1,843 to €4,265, a €2,422 spread on the same certified stone. NZ Jewellers lists it at €4,265. 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

1.13
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 768663756
Dimensions6.62 × 6.66 × 4.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.62 mm6.66 mm1.13 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 768663756
Side View
Table 57.0%Crown 36.3°Girdle: MediumPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: €4,265 EUR|Low: €1,766 EUR|High: €4,364 EUR|Avg: €2,456 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3€1,843 EUR
Retailer 10€1,883 EUR
Retailer 9€1,894 EUR
Retailer 8€2,040 EUR
Retailer 11€2,040 EUR
Retailer 7€2,045 EUR
Retailer 5€2,265 EUR
Retailer 6€2,507 EUR
Retailer 2€2,537 EUR
Retailer 4€3,574 EUR
NZ Jewellers€4,265 EUR

36 data points across 11 retailers

14 retailers€1,843 EUR to €4,265 EUR

A
Cheapest Retailer
-
€1,843 EUR
$2,059 USD
A
Retailer 2
-
€1,883 EUR
$2,104 USD
View
Final sale: no returns
A
Retailer 3
-
€1,894 EUR
$2,116 USD
View
Retailer 4
-
€2,040 EUR
$2,279 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
€2,040 EUR
$2,279 USD
View
A
Retailer 6
-
€2,040 EUR
$2,279 USD
View
A
Retailer 7
-
€2,045 EUR
$2,285 USD
View
A
Retailer 8
-
€2,265 EUR
£1,992 GBP
View
Retailer 9
-
€2,354 EUR
$2,630 USD
View
Price last confirmed 40 days ago
B+
Retailer 10
-
€2,507 EUR
ZAR 45,255 ZAR
View
B+
Retailer 11
-
€2,537 EUR
View
B
Retailer 12
-
€3,574 EUR
£3,144 GBP
View
Retailer 13
-
€4,265 EUR
$4,765 USD
View
Price last confirmed 40 days ago
Most Expensive
B
NZ Jewellers
a66f8384-c9f6-4b66-9a09-1ff9de913ce6 · Oct 30
€4,265 EUR
$4,765 USD
View
13 more retailers have this diamond
Prices start from €1,843 EURSave up to €2,422 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
1.13ct Round
€1,843 EUR