Round|Natural|GIA

1.51ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 3415658160

Certificate GIA 3415658160

Diamond specifications and retailer prices

From ₹7,32,065 INR

$7,710 USD

As of October 31, 2026

Save ₹12,07,364 INR (62%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: ₹19,39,429 INR at Diamond Quarter · As of October 31, 2026

View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3415658160. Listed at 27 retailers as of October 31, 2026, with prices from ₹7,32,065 to ₹19,39,429, a ₹12,07,364 spread on the same certified stone. Diamond Quarter lists it at ₹19,39,429. 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

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.5°

Pavilion angle41.4°

OriginNatural

Grading LabGIA

CertificateGIA 3415658160

Dimensions7.34 × 7.30 × 4.59 mm

L/W Ratio1.01

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 3415658160

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: Oct 31

Current: ₹12,66,520 INR|Low: ₹7,32,065 INR|High: ₹14,78,511 INR|Avg: ₹10,22,445 INR|-13.4%

Retailer 1

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

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

November 1, 2026

Retailer 6₹7,32,065 INR

Retailer 8₹7,35,957 INR

Retailer 4₹7,59,220 INR

Retailer 20₹7,72,171 INR

Retailer 9₹7,81,810 INR

Retailer 18₹8,05,651 INR

Retailer 7₹8,10,873 INR

Retailer 5₹8,64,413 INR

Retailer 12₹8,80,101 INR

Retailer 17₹9,00,886 INR

Retailer 21₹9,07,576 INR

Retailer 2₹9,40,955 INR

Retailer 10₹9,40,955 INR

Retailer 3₹9,72,288 INR

Retailer 19₹9,83,858 INR

Retailer 16₹10,10,933 INR

Retailer 13₹10,28,973 INR

Retailer 11₹10,39,560 INR

Retailer 14₹11,69,214 INR

Retailer 15₹11,91,309 INR

Retailer 1₹12,66,520 INR

42 data points across 21 retailers

27 retailers₹7,32,065 INR to ₹19,39,429 INR

Cheapest Retailer

₹7,32,065 INR

$7,710 USD

Retailer 2

₹7,35,957 INR

$7,751 USD

View

Retailer 3

₹7,59,220 INR

$7,996 USD

View

Retailer 4

₹7,72,171 INR

$8,132 USD

View

Retailer 5

₹7,81,810 INR

$8,234 USD

View

Retailer 6

₹8,05,651 INR

$8,485 USD

View

B+

Retailer 7

₹8,10,873 INR

$8,540 USD

View

Final sale: no returns

B+

Retailer 8

₹8,64,413 INR

$9,104 USD

View

B+

Retailer 9

₹8,80,101 INR

£7,299 GBP

View

B+

Retailer 10

₹9,00,886 INR

$9,488 USD

View

B+

Retailer 11

₹9,07,576 INR

$9,558 USD

View

Retailer 12

₹9,35,352 INR

$9,851 USD

View

Price last confirmed 16 days ago

B+

Retailer 13

₹9,40,955 INR

$9,910 USD

View

B+

Retailer 14

₹9,40,955 INR

$9,910 USD

View

B+

Retailer 15

₹9,72,288 INR

$10,240 USD

View

B+

Retailer 16

₹9,83,858 INR

$10,362 USD

View

B+

Retailer 17

₹10,10,933 INR

€10,140 EUR

View

Retailer 18

₹10,13,306 INR

$10,672 USD

View

Price last confirmed 10 days ago

Retailer 19

₹10,28,973 INR

$10,837 USD

View

Price last confirmed 10 days ago

Retailer 20

₹10,39,560 INR

A$16,844 AUD

View

Price last confirmed 28 days ago

Retailer 21

₹10,42,171 INR

$10,976 USD

View

Price last confirmed 17 days ago

Retailer 22

₹11,69,214 INR

$12,314 USD

View

Price last confirmed 11 days ago

B+

Retailer 23

₹11,91,309 INR

ZAR 202,693 ZAR

View

Retailer 24

₹12,66,520 INR

£10,503 GBP

View

Retailer 25

₹15,58,984 INR

$16,419 USD

View

Price last confirmed 12 days ago

Retailer 26

₹18,50,142 INR

£15,343 GBP

View

Most Expensive

Diamond Quarter

1.51SI1D34607BA3N · Oct 31

₹19,39,429 INR

£16,083 GBP

View

26 more retailers have this diamond

Prices start from ₹7,32,065 INRSave up to ₹12,07,364 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 Round

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