Radiant|Lab Grown|IGI

3.18ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG719530985

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

Certificate IGI LG719530985

Diamond specifications and retailer prices

From ₹1,16,599 INR

$1,228 USD

As of October 30, 2026

Save ₹3,73,913 INR (76%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: ₹11,64,087 INR at Brilliant Earth · As of October 18, 2026

View at Brilliant Earth

About this 3.18ct lab-grown radiant diamond

This 3.18ct lab-grown radiant 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 LG719530985 or 719530985. Listed at 23 retailers as of October 30, 2026, with a 321% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.18

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle40.2°

Pavilion angle32.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG719530985

Dimensions10.92 × 7.29 × 4.61 mm

L/W Ratio1.50

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG719530985

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: ₹11,64,087 INR|Low: ₹1,16,599 INR|High: ₹11,64,087 INR|Avg: ₹3,30,235 INR

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

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Retailer 6

Retailer 7

Retailer 8

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Retailer 10

Retailer 11

Retailer 12

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Retailer 16

Retailer 17

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Retailer 22

October 30, 2026

Retailer 12₹1,16,599 INR

Retailer 11₹1,26,853 INR

Retailer 6₹1,35,209 INR

Retailer 17₹1,51,445 INR

Retailer 9₹1,59,136 INR

Retailer 21₹1,69,391 INR

Retailer 16₹1,93,508 INR

Retailer 2₹1,95,888 INR

Retailer 19₹2,14,948 INR

Retailer 3₹2,53,517 INR

Retailer 10₹2,59,119 INR

Retailer 4₹3,01,181 INR

Retailer 22₹3,05,934 INR

Retailer 13₹3,14,041 INR

Retailer 8₹3,27,031 INR

Retailer 20₹3,74,673 INR

Retailer 18₹4,35,076 INR

Retailer 7₹4,74,195 INR

Retailer 5₹4,90,512 INR

Retailer 15₹5,59,256 INR

Retailer 14₹6,72,782 INR

Brilliant Earth₹11,64,087 INR

31 data points across 22 retailers

23 retailers₹1,16,599 INR to ₹4,90,512 INR

A+

Cheapest Retailer

₹1,16,599 INR

$1,228 USD

Retailer 2

₹1,26,853 INR

$1,336 USD

View

Retailer 3

₹1,35,209 INR

$1,424 USD

View

Retailer 4

₹1,51,445 INR

$1,595 USD

View

Retailer 5

₹1,59,136 INR

$1,676 USD

View

Retailer 6

₹1,61,700 INR

$1,703 USD

View

Price last confirmed 18 days ago

Retailer 7

₹1,69,391 INR

$1,784 USD

View

Final sale: no returns

Retailer 8

₹1,93,508 INR

$2,038 USD

View

Retailer 9

₹1,95,888 INR

£1,624 GBP

View

Retailer 10

₹2,14,948 INR

€2,156 EUR

View

Price last confirmed 7 days ago

Retailer 11

₹2,53,517 INR

$2,670 USD

View

Retailer 12

₹2,59,119 INR

$2,729 USD

View

Retailer 13

₹3,01,181 INR

$3,172 USD

View

Retailer 14

₹3,05,934 INR

A$4,957 AUD

View

Price last confirmed 8 days ago

Retailer 15

₹3,14,041 INR

ZAR 53,432 ZAR

View

Retailer 16

₹3,27,031 INR

£2,712 GBP

View

B+

Retailer 17

₹3,74,673 INR

$3,946 USD

View

B+

Retailer 18

₹4,35,076 INR

£3,608 GBP

View

B+

Retailer 19

₹4,74,195 INR

$4,994 USD

View

B+

Retailer 20

₹4,90,512 INR

$5,166 USD

View

Retailer 21

₹5,59,256 INR

$5,890 USD

View

Price last confirmed 26 days ago

Retailer 22

₹6,72,782 INR

A$10,901 AUD

View

Price last confirmed 22 days ago

Most Expensive

Brilliant Earth

20114891A · Oct 18

₹11,64,087 INR

$12,260 USD

View

Price last confirmed 12 days ago

22 more retailers have this diamond

Prices start from ₹1,16,599 INRSave up to ₹3,73,913 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+

3.18ct Radiant

₹1,16,599 INR