Radiant|Lab Grown|IGI

1.71ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG811638560

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

Certificate IGI LG811638560

Diamond specifications and retailer prices

From ₹56,590 INR

$596 USD

As of October 30, 2026

Save ₹3,30,806 INR (85%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: ₹5,36,468 INR at Brilliant Earth · As of September 28, 2026

View at Brilliant Earth

About this 1.71ct lab-grown radiant diamond

This 1.71ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811638560 or 811638560. Listed at 23 retailers as of October 28, 2026, with a 585% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle45.4°

Pavilion angle36°

OriginLab Grown

Grading LabIGI

CertificateIGI LG811638560

Dimensions8.23 × 6.01 × 4.02 mm

L/W Ratio1.37

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 LG811638560

Side View

Caratlytics Score

How it works →

Excellent

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: ₹3,78,851 INR|Low: ₹56,590 INR|High: ₹5,20,326 INR|Avg: ₹1,95,856 INR|-27.2%

Brilliant Earth

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

October 30, 2026

Retailer 12₹56,590 INR

Retailer 19₹63,332 INR

Retailer 17₹65,705 INR

Retailer 11₹70,168 INR

Retailer 18₹82,607 INR

Retailer 4₹1,07,768 INR

Retailer 13₹1,09,728 INR

Retailer 3₹1,14,453 INR

Retailer 15₹1,20,569 INR

Retailer 6₹1,29,417 INR

Retailer 5₹1,52,015 INR

Retailer 9₹1,84,488 INR

Retailer 7₹2,04,032 INR

Retailer 8₹2,26,950 INR

Retailer 2₹2,30,159 INR

Retailer 10₹2,38,543 INR

Retailer 20₹2,51,048 INR

Retailer 14₹3,06,169 INR

Brilliant Earth₹3,78,851 INR

Retailer 16₹3,87,396 INR

28 data points across 20 retailers

23 retailers₹56,590 INR to ₹3,87,396 INR

Cheapest Retailer

₹56,590 INR

$596 USD

Retailer 2

₹63,332 INR

$667 USD

View

Retailer 3

₹65,705 INR

$692 USD

View

Final sale: no returns

Retailer 4

₹70,073 INR

$738 USD

View

Price last confirmed 14 days ago

Retailer 5

₹70,168 INR

$739 USD

View

Retailer 6

₹82,607 INR

$870 USD

View

Retailer 7

₹1,07,768 INR

$1,135 USD

View

Retailer 8

₹1,09,728 INR

£910 GBP

View

Retailer 9

₹1,14,453 INR

€1,148 EUR

View

Price last confirmed 7 days ago

B+

Retailer 10

₹1,20,569 INR

ZAR 20,514 ZAR

View

B+

Retailer 11

₹1,29,417 INR

$1,363 USD

View

B+

Retailer 12

₹1,52,015 INR

$1,601 USD

View

B+

Retailer 13

₹1,84,488 INR

$1,943 USD

View

B+

Retailer 14

₹2,04,032 INR

£1,692 GBP

View

B+

Retailer 15

₹2,26,950 INR

$2,390 USD

View

B+

Retailer 16

₹2,30,159 INR

$2,424 USD

View

B+

Retailer 17

₹2,38,543 INR

SGD 3,395 SGD

View

B+

Retailer 18

₹2,46,205 INR

$2,593 USD

View

Retailer 19

₹2,51,048 INR

$2,644 USD

View

Retailer 20

₹3,06,169 INR

£2,539 GBP

View

Retailer 21

₹3,78,851 INR

$3,990 USD

View

Retailer 22

₹3,87,396 INR

$4,080 USD

View

Most Expensive

Brilliant Earth

20987967A · Sep 28

₹5,36,468 INR

$5,650 USD

View

Price last confirmed 32 days ago

22 more retailers have this diamond

Prices start from ₹56,590 INRSave up to ₹3,30,806 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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