Radiant|Natural|GIA

1.51ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 1525780219

Certificate GIA 1525780219

Diamond specifications and retailer prices

From ₹3,71,288 INR

$3,912 USD

As of November 2, 2026

Save ₹4,57,561 INR (55%) vs most expensive(unlock to see where)

29 retailers carry this diamond

Most expensive: ₹8,28,849 INR at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1525780219. Listed at 29 retailers as of October 30, 2026, with prices from ₹3,71,288 to ₹8,28,849, a ₹4,57,561 spread on the same certified stone. NZ Jewellers lists it at ₹8,28,849. 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

Colour

SI1

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.97°

Pavilion angle31.5°

OriginNatural

Grading LabGIA

CertificateGIA 1525780219

Dimensions7.21 × 5.69 × 3.91 mm

L/W Ratio1.27

Girdle conditionVery Thick

Key to symbols

Crystal, Cloud, Feather, Needle

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 1525780219

Side View

Caratlytics Score

How it works →

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 2

Current: ₹8,28,849 INR|Low: ₹3,20,986 INR|High: ₹8,28,849 INR|Avg: ₹4,84,263 INR

NZ Jewellers

Retailer 2

Retailer 3

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Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

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Retailer 18

Retailer 19

Retailer 20

Retailer 21

Retailer 22

Retailer 23

Retailer 24

Retailer 25

Retailer 26

November 3, 2026

Retailer 11₹3,71,288 INR

Retailer 8₹3,71,668 INR

Retailer 22₹3,75,616 INR

Retailer 7₹3,75,844 INR

Retailer 12₹3,80,293 INR

Retailer 10₹3,97,863 INR

Retailer 24₹4,07,638 INR

Retailer 9₹4,28,191 INR

Retailer 16₹4,29,752 INR

Retailer 6₹4,30,986 INR

Retailer 14₹4,30,986 INR

Retailer 23₹4,30,986 INR

Retailer 25₹4,38,199 INR

Retailer 15₹4,61,773 INR

Retailer 2₹4,73,116 INR

Retailer 5₹4,84,041 INR

Retailer 26₹4,84,041 INR

Retailer 17₹4,90,945 INR

Retailer 18₹4,91,847 INR

Retailer 4₹4,97,328 INR

Retailer 3₹5,00,176 INR

Retailer 13₹5,07,645 INR

Retailer 21₹5,84,814 INR

Retailer 19₹6,88,596 INR

Retailer 20₹7,57,808 INR

NZ Jewellers₹8,28,849 INR

41 data points across 26 retailers

29 retailers₹3,71,288 INR to ₹8,28,849 INR

Cheapest Retailer

₹3,71,288 INR

$3,912 USD

Retailer 2

₹3,71,668 INR

$3,916 USD

View

Retailer 3

₹3,75,616 INR

$3,958 USD

View

Retailer 4

₹3,75,844 INR

$3,960 USD

View

Retailer 5

₹3,80,293 INR

$4,007 USD

View

Retailer 6

₹3,93,073 INR

A$6,372 AUD

View

Retailer 7

₹3,97,863 INR

$4,192 USD

View

Final sale: no returns

Retailer 8

₹4,07,638 INR

$4,295 USD

View

Retailer 9

₹4,28,191 INR

$4,512 USD

View

Retailer 10

₹4,29,752 INR

$4,528 USD

View

Price last confirmed 10 days ago

Retailer 11

₹4,30,986 INR

$4,541 USD

View

Retailer 12

₹4,30,986 INR

$4,541 USD

View

Retailer 13

₹4,30,986 INR

$4,541 USD

View

Retailer 14

₹4,38,199 INR

$4,617 USD

View

Retailer 15

₹4,53,309 INR

A$7,348 AUD

View

Retailer 16

₹4,61,773 INR

$4,865 USD

View

Retailer 17

₹4,73,116 INR

£3,925 GBP

View

Retailer 18

₹4,84,041 INR

$5,100 USD

View

Retailer 19

₹4,84,041 INR

$5,100 USD

View

Retailer 20

₹4,90,945 INR

$5,173 USD

View

Retailer 21

₹4,91,847 INR

A$7,973 AUD

View

Price last confirmed 24 days ago

Retailer 22

₹4,97,328 INR

$5,240 USD

View

Retailer 23

₹5,00,176 INR

$5,270 USD

View

Retailer 24

₹5,07,645 INR

€5,094 EUR

View

Retailer 25

₹5,10,046 INR

$5,374 USD

View

Price last confirmed 57 days ago

B+

Retailer 26

₹5,84,814 INR

ZAR 99,544 ZAR

View

Retailer 27

₹6,88,596 INR

$7,255 USD

View

Price last confirmed 7 days ago

B+

Retailer 28

₹7,57,808 INR

£6,287 GBP

View

Most Expensive

NZ Jewellers

cde40c29-89bd-459f-8487-001a75435224 · Oct 30

₹8,28,849 INR

$8,733 USD

View

28 more retailers have this diamond

Prices start from ₹3,71,288 INRSave up to ₹4,57,561 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.

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1.51ct Radiant

₹3,71,288 INR