Heart|Lab Grown|IGI

12.28ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG659441285

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG659441285

Diamond specifications and retailer prices

From ₹4,42,657 INR

$4,662 USD

As of October 31, 2026

Save ₹11,87,943 INR (73%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: ₹26,99,429 INR at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 12.28ct lab-grown heart diamond

This 12.28ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG659441285 or 659441285. Listed at 15 retailers as of October 30, 2026, with a 268% 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

12.28

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.1°

Pavilion angle39.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG659441285

Dimensions16.22 × 14.13 × 9.42 mm

L/W Ratio1.15

Girdle conditionFaceted

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 LG659441285

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 31

Current: ₹26,99,429 INR|Low: ₹3,71,727 INR|High: ₹26,99,429 INR|Avg: ₹9,03,667 INR

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

October 31, 2026

Retailer 12₹3,72,541 INR

Retailer 3₹4,42,657 INR

Retailer 5₹4,58,514 INR

Retailer 9₹4,58,609 INR

Retailer 14₹4,72,376 INR

Retailer 11₹5,96,666 INR

Retailer 2₹5,98,244 INR

Retailer 8₹7,09,673 INR

Retailer 15₹7,09,751 INR

Retailer 13₹8,55,689 INR

Retailer 10₹8,65,588 INR

Retailer 6₹10,38,848 INR

Retailer 4₹12,73,691 INR

Retailer 7₹16,30,600 INR

Brilliant Earth₹26,99,429 INR

18 data points across 15 retailers

15 retailers₹4,42,657 INR to ₹16,30,600 INR

Retailer 1

₹3,72,541 INR

£3,089 GBP

Price last confirmed 19 days ago

Retailer 2

₹4,42,657 INR

$4,662 USD

View

Final sale: no returns

Retailer 3

₹4,58,514 INR

$4,829 USD

View

Price last confirmed 20 days ago

Retailer 4

₹4,58,609 INR

$4,830 USD

View

B+

Retailer 5

₹4,72,376 INR

$4,975 USD

View

B+

Retailer 6

₹5,96,666 INR

$6,284 USD

View

B+

Retailer 7

₹5,98,244 INR

£4,961 GBP

View

B+

Retailer 8

₹7,09,673 INR

ZAR 120,746 ZAR

View

B+

Retailer 9

₹7,09,751 INR

$7,475 USD

View

Retailer 10

₹8,55,689 INR

$9,012 USD

View

Retailer 11

₹8,65,588 INR

A$14,025 AUD

View

Price last confirmed 9 days ago

Retailer 12

₹10,38,848 INR

$10,941 USD

View

Retailer 13

₹12,73,691 INR

$13,414 USD

View

Retailer 14

₹16,30,600 INR

$17,173 USD

View

Most Expensive

Brilliant Earth

11953179A · Oct 30

₹26,99,429 INR

$28,430 USD

View

Price under review

14 more retailers have this diamond

Prices start from ₹4,42,657 INRSave up to ₹11,87,943 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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12.28ct Heart

₹4,42,657 INR