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Radiant|Natural|IGI

1.51ct H SI1 Radiant Natural Diamond

VG • H/SI1 • IGI 828653791

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 828653791

Diamond specifications and retailer prices

From ₹3,95,685 INR
As of November 6, 2026
Save ₹4,06,861 INR (51%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹8,02,546 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 828653791. Listed at 16 retailers as of November 5, 2026, with prices from ₹3,95,685 to ₹8,02,546, a ₹4,06,861 spread on the same certified stone. NZ Jewellers lists it at ₹8,02,546. 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
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle51.1°
Pavilion angle28.7°
OriginNatural
Grading LabIGI
CertificateIGI 828653791
Dimensions7.61 × 5.56 × 3.71 mm
L/W Ratio1.37
Culet sizeNone
Top View
7.61 mm5.56 mm1.51 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828653791
Side View
Table 67.0%Crown 51.1°Girdle: STK-THKPavilion 28.7°Culet: NoneDepth 66.7%

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: ₹8,02,546 INR|Low: ₹3,95,685 INR|High: ₹8,18,701 INR|Avg: ₹5,05,175 INR|-2.0%
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
Retailer 16
November 7, 2026
Retailer 12₹3,95,685 INR
Retailer 2₹4,01,978 INR
Retailer 11₹4,18,789 INR
Retailer 6₹4,21,889 INR
Retailer 13₹4,25,176 INR
Retailer 9₹4,53,728 INR
Retailer 10₹4,55,324 INR
Retailer 7₹4,57,109 INR
Retailer 5₹4,60,584 INR
Retailer 14₹4,67,816 INR
Retailer 8₹4,69,882 INR
Retailer 15₹4,82,373 INR
Retailer 16₹5,23,510 INR
Retailer 3₹5,62,017 INR
Retailer 4₹7,31,637 INR
NZ Jewellers₹8,02,546 INR

15 data points across 16 retailers

16 retailers₹3,95,685 INR to ₹8,02,546 INR

A
Cheapest Retailer
-
₹3,95,685 INR
A
Retailer 2
-
₹4,01,978 INR
View
A
Retailer 3
-
₹4,18,789 INR
View
Final sale: no returns
A
Retailer 4
-
₹4,21,889 INR
View
A
Retailer 5
-
₹4,25,176 INR
View
A
Retailer 6
-
₹4,53,728 INR
View
A
Retailer 7
-
₹4,55,324 INR
View
B+
Retailer 8
-
₹4,57,109 INR
View
A
Retailer 9
-
₹4,60,584 INR
View
A
Retailer 10
-
₹4,67,816 INR
View
Retailer 11
-
₹4,69,882 INR
View
Price last confirmed 9 days ago
A
Retailer 12
-
₹4,82,373 INR
View
B+
Retailer 13
-
₹5,23,510 INR
View
B+
Retailer 14
-
₹5,62,017 INR
View
B
Retailer 15
-
₹7,31,637 INR
View
Most Expensive
B
NZ Jewellers
f83d0672-7283-49fd-af05-b905100c3c1f · Nov 5
₹8,02,546 INR
$8,545 USD
View
15 more retailers have this diamond
Prices start from ₹3,95,685 INRSave up to ₹4,06,861 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 Radiant
₹3,95,685 INR