Round|Natural|IGI

4.01ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 764659462

Shape and cutting style on the report: Round brilliant

Certificate IGI 764659462

Diamond specifications and retailer prices

From $31,828 USD
₹3,031,260 INR
As of November 1, 2026
Save $25,686 USD (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $57,514 USD at MOH London · As of November 1, 2026
View at MOH London

About this 4.01ct natural round diamond

This 4.01ct 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 764659462. Listed at 16 retailers as of November 1, 2026, with prices from $31,828 to $57,514, a $25,686 spread on the same certified stone. MOH London lists it at $57,514. 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

4.01
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 764659462
Dimensions10.06 × 10.13 × 6.31 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.06 mm10.13 mm4.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 764659462
Side View
Table 58.0%Crown 36.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 1
Current: $57,514 USD|Low: $31,754 USD|High: $58,208 USD|Avg: $41,274 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2$31,828 USD
Retailer 8$37,009 USD
Retailer 4$37,084 USD
Retailer 7$37,261 USD
Retailer 3$38,866 USD
Retailer 9$42,344 USD
Retailer 6$43,264 USD
Retailer 5$46,149 USD
MOH London$57,514 USD

34 data points across 9 retailers

16 retailers$31,828 USD to $57,514 USD

A
Cheapest Retailer
-
$31,828 USD
₹3,031,260 INR
A
Retailer 2
-
$36,514 USD
View
A
Retailer 3
-
$37,009 USD
View
A
Retailer 4
-
$37,084 USD
£29,200 GBP
View
A
Retailer 5
-
$37,261 USD
View
Final sale: no returns
A
Retailer 6
-
$38,361 USD
View
A
Retailer 7
-
$38,866 USD
£30,603 GBP
View
A
Retailer 8
-
$39,420 USD
View
Retailer 9
-
$40,650 USD
View
Price last confirmed 7 days ago
Retailer 10
-
$42,344 USD
View
Price last confirmed 7 days ago
A
Retailer 11
-
$43,264 USD
€41,204 EUR
View
B+
Retailer 12
-
$44,037 USD
View
B+
Retailer 13
-
$45,264 USD
View
B+
Retailer 14
-
$45,731 USD
View
B+
Retailer 15
-
$46,149 USD
ZAR 745,549 ZAR
View
Most Expensive
B+
MOH London
F96E90758 · Nov 1
$57,514 USD
£45,287 GBP
View
15 more retailers have this diamond
Prices start from $31,828 USDSave up to $25,686 USD

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
4.01ct Round
$31,828 USD