Round|Lab Grown|IGI

4.51ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG660448727

Shape and cutting style on the report: Round brilliant

Certificate IGI LG660448727

Diamond specifications and retailer prices

From ₹2,78,513 INR

£2,310 GBP

As of October 30, 2026

Save ₹16,50,871 INR (86%) vs most expensive(unlock to see where)

29 retailers carry this diamond

Most expensive: ₹19,29,384 INR at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 4.51ct lab-grown round diamond

This 4.51ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG660448727 or 660448727. Listed at 29 retailers as of October 30, 2026, with prices from ₹2,78,513 to ₹19,29,384, a ₹16,50,871 spread on the same certified stone. Do Amore Diamonds lists it at ₹19,29,384. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.51

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.7°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG660448727

Dimensions10.60 × 10.53 × 6.55 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG660448727

Side View

Caratlytics Score

How it works →

A+

Exceptional

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30

Current: ₹19,29,384 INR|Low: ₹2,69,183 INR|High: ₹25,46,559 INR|Avg: ₹7,61,286 INR

Do Amore Diamonds

Retailer 2

Retailer 3

Retailer 4

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Retailer 8

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Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

October 31, 2026

Retailer 14₹2,78,513 INR

Retailer 4₹2,80,387 INR

Retailer 10₹3,14,000 INR

Retailer 5₹3,25,299 INR

Retailer 8₹3,25,299 INR

Retailer 2₹3,25,679 INR

Retailer 7₹3,29,097 INR

Retailer 6₹4,14,647 INR

Retailer 20₹4,67,344 INR

Retailer 15₹4,75,850 INR

Retailer 18₹4,93,835 INR

Retailer 16₹7,64,045 INR

Retailer 19₹7,73,691 INR

Retailer 9₹8,95,523 INR

Retailer 3₹8,96,708 INR

Retailer 17₹9,14,890 INR

Retailer 11₹12,30,446 INR

Retailer 12₹12,56,806 INR

Retailer 13₹13,50,189 INR

Do Amore Diamonds₹19,29,384 INR

34 data points across 20 retailers

29 retailers₹2,78,513 INR to ₹19,29,384 INR

A+

Cheapest Retailer

₹2,78,513 INR

£2,310 GBP

Retailer 2

₹2,80,387 INR

$2,953 USD

View

Retailer 3

₹3,14,000 INR

$3,307 USD

View

Final sale: no returns

Retailer 4

₹3,25,299 INR

$3,426 USD

View

Price last confirmed 18 days ago

Retailer 5

₹3,25,299 INR

$3,426 USD

View

Retailer 6

₹3,25,679 INR

$3,430 USD

View

Retailer 7

₹3,29,097 INR

$3,466 USD

View

Retailer 8

₹3,62,329 INR

$3,816 USD

View

Price last confirmed 36 days ago

Retailer 9

₹3,79,800 INR

$4,000 USD

View

Price last confirmed 37 days ago

Retailer 10

₹4,14,552 INR

$4,366 USD

View

Price last confirmed 34 days ago

Retailer 11

₹4,14,647 INR

$4,367 USD

View

Retailer 12

₹4,25,376 INR

HK$35,000 HKD

View

Retailer 13

₹4,48,639 INR

$4,725 USD

View

Retailer 14

₹4,67,344 INR

$4,922 USD

View

Retailer 15

₹4,75,850 INR

£3,946 GBP

View

Retailer 16

₹4,93,835 INR

$5,201 USD

View

Retailer 17

₹5,79,765 INR

$6,106 USD

View

Price last confirmed 33 days ago

Retailer 18

₹6,60,593 INR

$6,957 USD

View

Price last confirmed 89 days ago

B+

Retailer 19

₹7,64,045 INR

ZAR 129,997 ZAR

View

Retailer 20

₹7,73,691 INR

A$12,536 AUD

View

Price last confirmed 8 days ago

B+

Retailer 21

₹8,20,463 INR

$8,641 USD

View

B+

Retailer 22

₹8,95,523 INR

$9,432 USD

View

B+

Retailer 23

₹8,96,708 INR

$9,444 USD

View

B+

Retailer 24

₹9,14,890 INR

£7,587 GBP

View

Retailer 25

₹10,17,750 INR

£8,440 GBP

View

Price last confirmed 21 days ago

Retailer 26

₹12,30,446 INR

SGD 17,512 SGD

View

Retailer 27

₹12,56,806 INR

$13,237 USD

View

B+

Retailer 28

₹13,50,189 INR

$14,220 USD

View

Most Expensive

Do Amore Diamonds

27-9447D23E4 · Oct 31

₹19,29,384 INR

$20,320 USD

View

28 more retailers have this diamond

Prices start from ₹2,78,513 INRSave up to ₹16,50,871 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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A+

4.51ct Round

₹2,78,513 INR