Heart|Lab Grown|IGI

3.57ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG817695374

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG817695374

Diamond specifications and retailer prices

From $4,440 CAD

$3,172 USD

As of October 27, 2026

Save $19,508 CAD (81%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: $23,947 CAD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 3.57ct lab-grown heart diamond

This 3.57ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817695374 or 817695374. Listed at 22 retailers as of October 27, 2026, with prices from $4,440 to $23,947, a $19,508 spread on the same certified stone. Brilliant Earth lists it at $23,947. 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

3.57

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.3°

Pavilion angle38.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG817695374

Dimensions9.48 × 10.46 × 6.06 mm

L/W Ratio1.10

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG817695374

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: $23,947 CAD|Low: $4,440 CAD|High: $23,947 CAD|Avg: $9,492 CAD

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

Retailer 19

October 29, 2026

Retailer 5$4,440 CAD

Retailer 18$4,830 CAD

Retailer 3$5,044 CAD

Retailer 7$5,149 CAD

Retailer 8$5,149 CAD

Retailer 19$5,367 CAD

Retailer 15$5,862 CAD

Retailer 4$6,192 CAD

Retailer 10$6,435 CAD

Retailer 17$6,475 CAD

Retailer 12$6,842 CAD

Retailer 6$7,999 CAD

Retailer 13$9,745 CAD

Retailer 2$11,955 CAD

Retailer 16$12,584 CAD

Retailer 14$13,123 CAD

Retailer 11$17,990 CAD

Retailer 9$22,402 CAD

Brilliant Earth$23,947 CAD

29 data points across 19 retailers

22 retailers$4,440 CAD to $23,947 CAD

Cheapest Retailer

$4,440 CAD

$3,172 USD

Retailer 2

$4,830 CAD

$3,451 USD

View

Retailer 3

$5,044 CAD

$3,604 USD

View

Retailer 4

$5,149 CAD

$3,679 USD

View

Retailer 5

$5,149 CAD

$3,679 USD

View

Price last confirmed 17 days ago

Retailer 6

$5,367 CAD

$3,835 USD

View

B+

Retailer 7

$5,862 CAD

$4,188 USD

View

Final sale: no returns

B+

Retailer 8

$6,192 CAD

$4,424 USD

View

B+

Retailer 9

$6,435 CAD

$4,598 USD

View

B+

Retailer 10

$6,475 CAD

$4,626 USD

View

B+

Retailer 11

$6,842 CAD

£3,849 GBP

View

B+

Retailer 12

$7,999 CAD

$5,715 USD

View

Retailer 13

$8,115 CAD

$5,798 USD

View

Price last confirmed 31 days ago

B+

Retailer 14

$9,745 CAD

€6,631 EUR

View

B+

Retailer 15

$11,955 CAD

ZAR 137,994 ZAR

View

B+

Retailer 16

$12,584 CAD

$8,991 USD

View

B+

Retailer 17

$12,851 CAD

$9,182 USD

View

B+

Retailer 18

$13,123 CAD

£7,383 GBP

View

Retailer 19

$17,990 CAD

$12,854 USD

View

Retailer 20

$20,457 CAD

SGD 19,752 SGD

View

Retailer 21

$22,402 CAD

$16,006 USD

View

Most Expensive

Brilliant Earth

21422016A · Oct 28

$23,947 CAD

$17,110 USD

View

21 more retailers have this diamond

Prices start from $4,440 CADSave up to $19,508 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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