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1.51ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 648418562

Shape and cutting style on the report: Round brilliant

Certificate IGI 648418562

Diamond specifications and retailer prices

From ₹1,83,480 INR
As of November 6, 2026
Save ₹3,54,583 INR (66%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹5,38,064 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 648418562. Listed at 13 retailers as of November 5, 2026, with prices from ₹1,83,480 to ₹5,38,064, a ₹3,54,583 spread on the same certified stone. NZ Jewellers lists it at ₹5,38,064. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 648418562
Dimensions7.47 × 7.42 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.47 mm7.42 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 648418562
Side View
Table 58.0%Crown 33.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.0%

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: ₹1,83,480 INR|Low: ₹1,83,480 INR|High: ₹4,56,244 INR|Avg: ₹2,78,709 INR|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1₹1,83,480 INR
Retailer 6₹2,30,437 INR
Retailer 5₹2,34,027 INR
Retailer 7₹2,34,783 INR
Retailer 3₹2,82,495 INR
Retailer 2₹3,39,656 INR
Retailer 4₹4,49,630 INR

38 data points across 7 retailers

13 retailers₹1,83,480 INR to ₹5,38,064 INR

A
Cheapest Retailer
-
₹1,83,480 INR
B+
Retailer 2
-
₹2,30,437 INR
View
A
Retailer 3
-
₹2,34,027 INR
View
B+
Retailer 4
-
₹2,34,783 INR
View
B+
Retailer 5
-
₹2,57,364 INR
View
Retailer 6
-
₹2,57,364 INR
View
Price last confirmed 8 days ago
B+
Retailer 7
-
₹2,67,284 INR
View
B+
Retailer 8
-
₹2,70,685 INR
View
A
Retailer 9
-
₹2,82,495 INR
View
B+
Retailer 10
-
₹2,96,951 INR
View
B+
Retailer 11
-
₹3,39,656 INR
View
B+
Retailer 12
-
₹4,49,630 INR
View
Most Expensive
B
NZ Jewellers
16172003-4e4c-4cee-b131-80db80be7fc9 · Nov 5
₹5,38,064 INR
$5,695 USD
View
12 more retailers have this diamond
Prices start from ₹1,83,480 INRSave up to ₹3,54,583 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
₹1,83,480 INR