Heart|Lab Grown|IGI

1.56ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG778640156

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778640156

Diamond specifications and retailer prices

From $354 CAD

$253 USD

As of October 27, 2026

Save $1,997 CAD (85%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: $2,351 CAD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 1.56ct lab-grown heart diamond

This 1.56ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778640156 or 778640156. Listed at 22 retailers as of October 27, 2026, with prices from $354 to $2,351, a $1,997 spread on the same certified stone. Brilliant Earth lists it at $2,351. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56

Carat

Color

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle29.9°

Pavilion angle38.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG778640156

Dimensions7.31 × 8.08 × 4.61 mm

L/W Ratio1.11

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 LG778640156

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 27

Current: $2,351 CAD|Low: $340 CAD|High: $2,351 CAD|Avg: $987 CAD

Brilliant Earth

Retailer 2

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Retailer 21

October 29, 2026

Retailer 4$354 CAD

Retailer 12$396 CAD

Retailer 9$410 CAD

Retailer 5$439 CAD

Retailer 14$439 CAD

Retailer 17$665 CAD

Retailer 13$719 CAD

Retailer 7$733 CAD

Retailer 16$754 CAD

Retailer 10$810 CAD

Retailer 2$834 CAD

Retailer 8$921 CAD

Retailer 18$1,023 CAD

Retailer 3$1,103 CAD

Retailer 6$1,411 CAD

Retailer 20$1,456 CAD

Retailer 11$1,483 CAD

Retailer 19$1,562 CAD

Retailer 15$1,769 CAD

Retailer 21$1,873 CAD

Brilliant Earth$2,351 CAD

34 data points across 21 retailers

22 retailers$354 CAD to $2,351 CAD

Cheapest Retailer

$354 CAD

$253 USD

Retailer 2

$396 CAD

$283 USD

View

Final sale: no returns

Retailer 3

$410 CAD

$293 USD

View

Retailer 4

$439 CAD

$314 USD

View

Retailer 5

$439 CAD

$314 USD

View

Retailer 6

$665 CAD

$475 USD

View

Retailer 7

$719 CAD

€489 EUR

View

Retailer 8

$733 CAD

$524 USD

View

Retailer 9

$754 CAD

ZAR 8,703 ZAR

View

Retailer 10

$810 CAD

$579 USD

View

B+

Retailer 11

$834 CAD

£469 GBP

View

B+

Retailer 12

$921 CAD

$658 USD

View

B+

Retailer 13

$1,023 CAD

A$1,124 AUD

View

B+

Retailer 14

$1,103 CAD

$788 USD

View

Retailer 15

$1,411 CAD

$1,008 USD

View

B+

Retailer 16

$1,456 CAD

SGD 1,406 SGD

View

Retailer 17

$1,483 CAD

$1,059 USD

View

Retailer 18

$1,562 CAD

$1,116 USD

View

B+

Retailer 19

$1,727 CAD

$1,234 USD

View

Retailer 20

$1,769 CAD

£995 GBP

View

Retailer 21

$1,873 CAD

$1,338 USD

View

Most Expensive

Brilliant Earth

21417846A · Oct 28

$2,351 CAD

$1,680 USD

View

21 more retailers have this diamond

Prices start from $354 CADSave up to $1,997 CAD

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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1.56ct Heart

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