Heart|Lab Grown|IGI

1.39ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG816615885

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816615885

Diamond specifications and retailer prices

From $538 CAD

$385 USD

As of October 30, 2026

Save $3,555 CAD (87%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $4,093 CAD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 1.39ct lab-grown heart diamond

This 1.39ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615885 or 816615885. Listed at 18 retailers as of October 30, 2026, with prices from $538 to $4,093, a $3,555 spread on the same certified stone. Brilliant Earth lists it at $4,093. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.3°

Pavilion angle36.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG816615885

Dimensions7.14 × 7.77 × 4.27 mm

L/W Ratio1.09

Girdle conditionFaceted

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 LG816615885

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: $4,093 CAD|Low: $538 CAD|High: $5,783 CAD|Avg: $1,646 CAD|-29.2%

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

November 2, 2026

Retailer 7$538 CAD

Retailer 3$602 CAD

Retailer 12$644 CAD

Retailer 16$668 CAD

Retailer 18$668 CAD

Retailer 15$873 CAD

Retailer 14$1,049 CAD

Retailer 8$1,060 CAD

Retailer 2$1,150 CAD

Retailer 11$1,208 CAD

Retailer 4$1,436 CAD

Retailer 9$1,598 CAD

Retailer 5$2,095 CAD

Retailer 17$2,144 CAD

Retailer 6$2,197 CAD

Retailer 10$2,404 CAD

Retailer 13$2,606 CAD

Brilliant Earth$4,093 CAD

30 data points across 18 retailers

18 retailers$538 CAD to $4,093 CAD

Cheapest Retailer

$538 CAD

$385 USD

Retailer 2

$602 CAD

$431 USD

View

Retailer 3

$644 CAD

$461 USD

View

Final sale: no returns

Retailer 4

$668 CAD

$478 USD

View

Retailer 5

$668 CAD

$478 USD

View

Price last confirmed 8 days ago

Retailer 6

$873 CAD

$625 USD

View

Retailer 7

$1,049 CAD

€715 EUR

View

Retailer 8

$1,060 CAD

$759 USD

View

Retailer 9

$1,150 CAD

ZAR 13,304 ZAR

View

Retailer 10

$1,208 CAD

£681 GBP

View

B+

Retailer 11

$1,436 CAD

$1,028 USD

View

B+

Retailer 12

$1,598 CAD

$1,144 USD

View

B+

Retailer 13

$2,095 CAD

$1,500 USD

View

B+

Retailer 14

$2,144 CAD

$1,535 USD

View

B+

Retailer 15

$2,197 CAD

$1,573 USD

View

B+

Retailer 16

$2,404 CAD

SGD 2,326 SGD

View

B+

Retailer 17

$2,606 CAD

£1,469 GBP

View

Most Expensive

Brilliant Earth

21421553A · Oct 31

$4,093 CAD

$2,930 USD

View

17 more retailers have this diamond

Prices start from $538 CADSave up to $3,555 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.

Similar diamonds

1.39ct Heart

$538 CAD