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Round|Natural|IGI

4.01ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 605300501

Certificate IGI 605300501

Diamond specifications and retailer prices

From ₹15,28,686 INR
As of November 5, 2026
Save ₹11,47,322 INR (43%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹26,76,008 INR at MOH London · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 605300501. Listed at 13 retailers as of November 4, 2026, with prices from ₹15,28,686 to ₹26,76,008, a ₹11,47,322 spread on the same certified stone. MOH London lists it at ₹26,76,008. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 605300501
Dimensions10.09 × 10.02 × 6.35 mm
L/W Ratio1.01
Top View
10.09 mm10.02 mm4.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 605300501
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.1%

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 5
Current: ₹26,76,008 INR|Low: ₹15,28,686 INR|High: ₹27,15,485 INR|Avg: ₹19,48,559 INR|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4₹15,28,686 INR
Retailer 6₹17,43,439 INR
Retailer 2₹17,83,877 INR
Retailer 7₹18,07,497 INR
Retailer 5₹18,51,336 INR
Retailer 8₹19,91,260 INR
Retailer 3₹20,68,545 INR
MOH London₹26,76,008 INR

40 data points across 8 retailers

13 retailers₹15,28,686 INR to ₹26,76,008 INR

A
Cheapest Retailer
-
₹15,28,686 INR
A
Retailer 2
-
₹17,43,439 INR
View
A
Retailer 3
-
₹17,83,877 INR
View
Retailer 4
-
₹18,02,206 INR
View
Price last confirmed 72 days ago
A
Retailer 5
-
₹18,51,336 INR
View
Retailer 6
-
₹18,96,403 INR
View
Price last confirmed 8 days ago
A
Retailer 7
-
₹19,91,260 INR
View
A
Retailer 8
-
₹20,54,468 INR
View
A
Retailer 9
-
₹20,68,545 INR
View
B+
Retailer 10
-
₹21,08,416 INR
View
B+
Retailer 11
-
₹21,33,453 INR
View
B+
Retailer 12
-
₹24,33,899 INR
View
Most Expensive
B+
MOH London
2EF3E7210 · Nov 4
₹26,76,008 INR
£22,302 GBP
View
12 more retailers have this diamond
Prices start from ₹15,28,686 INRSave up to ₹11,47,322 INR

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
₹15,28,686 INR