Radiant|Lab Grown|IGI

3.91ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG819641021

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

Certificate IGI LG819641021

Diamond specifications and retailer prices

From ₹69,788 INR

$735 USD

As of October 29, 2026

Save ₹4,46,740 INR (86%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: ₹5,16,528 INR at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 3.91ct lab-grown radiant diamond

This 3.91ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG819641021 or 819641021. Listed at 21 retailers as of October 29, 2026, with prices from ₹69,788 to ₹5,16,528, a ₹4,46,740 spread on the same certified stone. Brilliant Earth lists it at ₹5,16,528. 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

3.91

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.1°

Pavilion angle37.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG819641021

Dimensions11.25 × 7.76 × 4.90 mm

L/W Ratio1.45

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG819641021

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 29

Current: ₹5,16,528 INR|Low: ₹59,819 INR|High: ₹8,17,520 INR|Avg: ₹1,62,825 INR|+1.7%

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

October 30, 2026

Retailer 17₹62,382 INR

Retailer 6₹69,788 INR

Retailer 3₹72,352 INR

Retailer 9₹72,352 INR

Retailer 5₹89,253 INR

Retailer 2₹97,088 INR

Retailer 16₹1,03,496 INR

Retailer 8₹1,11,661 INR

Retailer 10₹1,15,605 INR

Retailer 13₹1,26,117 INR

Retailer 14₹1,64,230 INR

Retailer 12₹1,67,894 INR

Retailer 15₹1,84,678 INR

Retailer 7₹1,97,496 INR

Retailer 4₹2,46,680 INR

Retailer 11₹3,06,290 INR

Brilliant Earth₹5,16,528 INR

33 data points across 17 retailers

21 retailers₹69,788 INR to ₹5,16,528 INR

Retailer 1

₹62,382 INR

$657 USD

Price last confirmed 22 days ago

Retailer 2

₹67,794 INR

$714 USD

View

Price last confirmed 15 days ago

Retailer 3

₹69,788 INR

$735 USD

View

Final sale: no returns

Retailer 4

₹72,352 INR

$762 USD

View

Price last confirmed 27 days ago

Retailer 5

₹72,352 INR

$762 USD

View

Price last confirmed 18 days ago

Retailer 6

₹89,253 INR

$940 USD

View

Retailer 7

₹97,088 INR

£805 GBP

View

B+

Retailer 8

₹1,03,496 INR

$1,090 USD

View

Retailer 9

₹1,11,661 INR

$1,176 USD

View

Retailer 10

₹1,15,605 INR

£959 GBP

View

Retailer 11

₹1,26,117 INR

€1,265 EUR

View

Price last confirmed 7 days ago

Retailer 12

₹1,64,230 INR

A$2,661 AUD

View

Price last confirmed 9 days ago

Retailer 13

₹1,67,894 INR

ZAR 28,566 ZAR

View

B+

Retailer 14

₹1,84,678 INR

$1,945 USD

View

B+

Retailer 15

₹1,97,496 INR

$2,080 USD

View

Retailer 16

₹2,03,288 INR

$2,141 USD

View

Price last confirmed 30 days ago

B+

Retailer 17

₹2,24,291 INR

£1,860 GBP

View

B+

Retailer 18

₹2,46,680 INR

$2,598 USD

View

B+

Retailer 19

₹2,49,480 INR

$2,627 USD

View

Retailer 20

₹3,06,290 INR

£2,540 GBP

View

Most Expensive

Brilliant Earth

20916393A · Oct 30

₹5,16,528 INR

$5,440 USD

View

20 more retailers have this diamond

Prices start from ₹69,788 INRSave up to ₹4,46,740 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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