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1.51ct K SI2 Round Natural Diamond

VG • K/SI2 • IGI 581308742

Shape and cutting style on the report: Round brilliant

Certificate IGI 581308742

Diamond specifications and retailer prices

From ₹1,71,954 INR
As of November 4, 2026
Save ₹2,83,440 INR (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹4,55,394 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 very-good cut grade and certified by IGI 581308742. Listed at 16 retailers as of November 4, 2026, with prices from ₹1,71,954 to ₹4,55,394, a ₹2,83,440 spread on the same certified stone. NZ Jewellers lists it at ₹4,55,394. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle31.8°
Pavilion angle42°
OriginNatural
Grading LabIGI
CertificateIGI 581308742
Dimensions7.35 × 7.26 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.35 mm7.26 mm1.51 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 581308742
Side View
Table 66.0%Crown 31.8°Girdle: MED-THKPavilion 42°Culet: NoneDepth 60.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: ₹4,55,394 INR|Low: ₹1,29,910 INR|High: ₹4,55,394 INR|Avg: ₹2,53,163 INR
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 5, 2026
Retailer 10₹1,71,954 INR
Retailer 2₹1,90,944 INR
Retailer 14₹1,98,408 INR
Retailer 11₹2,01,620 INR
Retailer 3₹2,17,776 INR
Retailer 5₹2,17,776 INR
Retailer 13₹2,24,862 INR
Retailer 15₹2,27,886 INR
Retailer 6₹2,30,909 INR
Retailer 4₹2,51,317 INR
Retailer 7₹2,59,159 INR
Retailer 9₹2,70,685 INR
Retailer 12₹3,07,532 INR
Retailer 8₹3,80,565 INR
NZ Jewellers₹4,55,394 INR

34 data points across 15 retailers

16 retailers₹1,71,954 INR to ₹4,55,394 INR

Retailer 1
-
₹1,29,910 INR
Price last confirmed 43 days ago
B+
Retailer 2
-
₹1,71,954 INR
View
B+
Retailer 3
-
₹1,90,944 INR
View
B+
Retailer 4
-
₹1,96,707 INR
View
B+
Retailer 5
-
₹1,98,408 INR
View
B+
Retailer 6
-
₹2,01,620 INR
View
B+
Retailer 7
-
₹2,17,776 INR
View
Retailer 8
-
₹2,17,776 INR
View
Price last confirmed 12 days ago
B+
Retailer 9
-
₹2,24,862 INR
View
B+
Retailer 10
-
₹2,27,886 INR
View
B+
Retailer 11
-
₹2,30,909 INR
View
B+
Retailer 12
-
₹2,51,317 INR
View
B+
Retailer 13
-
₹2,70,685 INR
View
B+
Retailer 14
-
₹3,07,532 INR
View
B+
Retailer 15
-
₹3,80,565 INR
View
Most Expensive
B
NZ Jewellers
856628e2-e34b-42a0-82cc-1cc28a2772fb · Nov 5
₹4,55,394 INR
$4,820 USD
View
15 more retailers have this diamond
Prices start from ₹1,71,954 INRSave up to ₹2,83,440 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.

B+
1.51ct Round
₹1,71,954 INR