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1.51ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 623473316

Shape and cutting style on the report: Round brilliant

Certificate IGI 623473316

Diamond specifications and retailer prices

From ₹1,99,447 INR
As of November 6, 2026
Save ₹2,62,276 INR (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹4,61,724 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 623473316. Listed at 15 retailers as of November 5, 2026, with prices from ₹1,99,447 to ₹4,61,724, a ₹2,62,276 spread on the same certified stone. NZ Jewellers lists it at ₹4,61,724. 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

1.51
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 623473316
Dimensions7.48 × 7.44 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.48 mm7.44 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 623473316
Side View
Table 58.0%Crown 33.4°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: ₹4,61,724 INR|Low: ₹1,99,447 INR|High: ₹4,80,336 INR|Avg: ₹2,62,534 INR|-3.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 7₹1,99,447 INR
Retailer 10₹2,01,715 INR
Retailer 3₹2,10,029 INR
Retailer 6₹2,20,611 INR
Retailer 4₹2,20,800 INR
Retailer 5₹2,20,800 INR
Retailer 13₹2,31,004 INR
Retailer 11₹2,34,027 INR
Retailer 2₹2,40,452 INR
Retailer 8₹2,42,719 INR
Retailer 14₹2,54,813 INR
Retailer 9₹2,69,551 INR
Retailer 12₹2,74,748 INR
Retailer 15₹3,86,707 INR
NZ Jewellers₹4,61,724 INR

22 data points across 15 retailers

15 retailers₹1,99,447 INR to ₹4,61,724 INR

A
Cheapest Retailer
-
₹1,99,447 INR
A
Retailer 2
-
₹2,01,715 INR
View
A
Retailer 3
-
₹2,10,029 INR
View
A
Retailer 4
-
₹2,20,611 INR
View
Retailer 5
-
₹2,20,800 INR
View
Price last confirmed 8 days ago
A
Retailer 6
-
₹2,20,800 INR
View
A
Retailer 7
-
₹2,31,004 INR
View
A
Retailer 8
-
₹2,34,027 INR
View
A
Retailer 9
-
₹2,40,452 INR
View
A
Retailer 10
-
₹2,42,719 INR
View
A
Retailer 11
-
₹2,54,813 INR
View
A
Retailer 12
-
₹2,69,551 INR
View
A
Retailer 13
-
₹2,74,748 INR
View
B+
Retailer 14
-
₹3,86,707 INR
View
Most Expensive
B
NZ Jewellers
64f18f7e-053e-4677-856d-c596d1f2dd3e · Nov 5
₹4,61,724 INR
$4,887 USD
View
14 more retailers have this diamond
Prices start from ₹1,99,447 INRSave up to ₹2,62,276 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
1.51ct Round
₹1,99,447 INR