Heart|Lab Grown|IGI

6.78ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG838658328

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838658328

Diamond specifications and retailer prices

From ₹2,82,002 INR

$2,970 USD

As of October 30, 2026

Save ₹8,71,085 INR (76%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: ₹20,16,990 INR at Novita Diamonds · As of October 8, 2026

View at Novita Diamonds

About this 6.78ct lab-grown heart diamond

This 6.78ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838658328 or 838658328. Listed at 21 retailers as of October 30, 2026, with a 309% 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

6.78

Carat

Colour

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle41.3°

Pavilion angle38.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG838658328

Dimensions11.40 × 13.40 × 7.63 mm

L/W Ratio1.18

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 LG838658328

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: ₹3,33,780 INR|Low: ₹2,82,002 INR|High: ₹16,28,677 INR|Avg: ₹6,15,520 INR|-2.9%

Retailer 1

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

October 30, 2026

Retailer 10₹2,82,002 INR

Retailer 15₹3,06,783 INR

Retailer 5₹3,15,804 INR

Retailer 8₹3,27,103 INR

Retailer 1₹3,33,780 INR

Retailer 2₹3,42,295 INR

Retailer 17₹3,46,473 INR

Retailer 7₹4,08,760 INR

Retailer 11₹4,42,045 INR

Retailer 14₹4,67,344 INR

Retailer 18₹4,70,003 INR

Retailer 4₹6,07,053 INR

Retailer 12₹6,33,008 INR

Retailer 13₹8,33,494 INR

Retailer 6₹11,38,775 INR

Retailer 3₹11,48,325 INR

Retailer 9₹11,53,086 INR

Retailer 16₹16,03,516 INR

19 data points across 18 retailers

21 retailers₹2,82,002 INR to ₹11,53,086 INR

Cheapest Retailer

₹2,82,002 INR

$2,970 USD

Retailer 2

₹3,06,783 INR

$3,231 USD

View

Retailer 3

₹3,15,804 INR

$3,326 USD

View

Final sale: no returns

B+

Retailer 4

₹3,27,103 INR

$3,445 USD

View

B+

Retailer 5

₹3,33,780 INR

£2,768 GBP

View

Retailer 6

₹3,33,844 INR

$3,516 USD

View

Price last confirmed 17 days ago

B+

Retailer 7

₹3,42,295 INR

$3,605 USD

View

B+

Retailer 8

₹3,46,473 INR

$3,649 USD

View

B+

Retailer 9

₹4,08,760 INR

$4,305 USD

View

B+

Retailer 10

₹4,42,045 INR

£3,666 GBP

View

B+

Retailer 11

₹4,67,344 INR

$4,922 USD

View

B+

Retailer 12

₹4,70,003 INR

$4,950 USD

View

Retailer 13

₹6,07,053 INR

A$9,836 AUD

View

Price last confirmed 8 days ago

B+

Retailer 14

₹6,33,008 INR

ZAR 107,702 ZAR

View

Retailer 15

₹8,33,494 INR

£6,912 GBP

View

Retailer 16

₹8,42,871 INR

$8,877 USD

View

Retailer 17

₹11,38,775 INR

$11,993 USD

View

Retailer 18

₹11,48,325 INR

$12,094 USD

View

Retailer 19

₹11,53,086 INR

SGD 16,411 SGD

View

Retailer 20

₹16,03,516 INR

$16,888 USD

View

Price under review

Most Expensive

Novita Diamonds

cert_838658328 · Oct 8

₹20,16,990 INR

A$32,681 AUD

View

Price under review

20 more retailers have this diamond

Prices start from ₹2,82,002 INRSave up to ₹8,71,085 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.

Similar diamonds

6.78ct Heart

₹2,82,002 INR