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3.50ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 526257569

Shape and cutting style on the report: Round brilliant

Certificate IGI 526257569

Diamond specifications and retailer prices

From €21,964 EUR
₹2,346,210 INR
As of November 2, 2026
Save €16,155 EUR (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €38,119 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 526257569. Listed at 14 retailers as of November 1, 2026, with prices from €21,964 to €38,119, a €16,155 spread on the same certified stone. MOH London lists it at €38,119. 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

3.50
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 526257569
Dimensions9.66 × 9.71 × 6.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.66 mm9.71 mm3.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 526257569
Side View
Table 58.5%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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: Nov 2
Current: €38,119 EUR|Low: €21,920 EUR|High: €38,578 EUR|Avg: €27,826 EUR|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 2€21,964 EUR
Retailer 3€24,529 EUR
Retailer 4€24,696 EUR
Retailer 6€25,013 EUR
Retailer 11€25,424 EUR
Retailer 13€26,186 EUR
Retailer 9€26,941 EUR
Retailer 10€28,288 EUR
Retailer 5€29,186 EUR
Retailer 7€29,484 EUR
Retailer 12€30,308 EUR
Retailer 8€31,640 EUR
MOH London€38,119 EUR

35 data points across 13 retailers

14 retailers€21,964 EUR to €38,119 EUR

A
Cheapest Retailer
-
€21,964 EUR
₹2,346,210 INR
A
Retailer 2
-
€24,529 EUR
$27,512 USD
View
A
Retailer 3
-
€24,696 EUR
$27,699 USD
View
Final sale: no returns
A
Retailer 4
-
€25,013 EUR
£22,091 GBP
View
A
Retailer 5
-
€25,424 EUR
$28,516 USD
View
A
Retailer 6
-
€25,801 EUR
$28,939 USD
View
A
Retailer 7
-
€26,186 EUR
$29,370 USD
View
B+
Retailer 8
-
€26,941 EUR
$30,217 USD
View
B+
Retailer 9
-
€28,288 EUR
$31,728 USD
View
B+
Retailer 10
-
€29,186 EUR
$32,735 USD
View
B+
Retailer 11
-
€29,484 EUR
View
B+
Retailer 12
-
€30,308 EUR
$33,994 USD
View
B+
Retailer 13
-
€31,640 EUR
ZAR 573,313 ZAR
View
Most Expensive
B
MOH London
FD8BC17A8 · Nov 1
€38,119 EUR
£33,665 GBP
View
13 more retailers have this diamond
Prices start from €21,964 EURSave up to €16,155 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
3.50ct Round
€21,964 EUR