Heart|Lab Grown|IGI

3.88ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG831604055

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831604055

Diamond specifications and retailer prices

From $5,857 CAD

$4,185 USD

As of October 30, 2026

Save $20,175 CAD (78%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: $26,033 CAD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 3.88ct lab-grown heart diamond

This 3.88ct 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 LG831604055 or 831604055. Listed at 20 retailers as of October 28, 2026, with prices from $5,857 to $26,033, a $20,175 spread on the same certified stone. Brilliant Earth lists it at $26,033. 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

3.88

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.8°

Pavilion angle39.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG831604055

Dimensions9.92 × 11.12 × 6.25 mm

L/W Ratio1.12

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 LG831604055

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: $26,033 CAD|Low: $6,559 CAD|High: $26,033 CAD|Avg: $12,745 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 30, 2026

Retailer 8$6,559 CAD

Retailer 3$6,795 CAD

Retailer 4$6,795 CAD

Retailer 6$6,865 CAD

Retailer 7$7,538 CAD

Retailer 19$7,827 CAD

Retailer 15$8,044 CAD

Retailer 2$8,109 CAD

Retailer 9$8,490 CAD

Retailer 13$8,789 CAD

Retailer 17$10,049 CAD

Retailer 14$14,144 CAD

Retailer 12$15,775 CAD

Retailer 18$16,447 CAD

Retailer 5$19,796 CAD

Retailer 16$23,273 CAD

Retailer 10$24,171 CAD

Retailer 11$25,491 CAD

Brilliant Earth$26,033 CAD

31 data points across 19 retailers

20 retailers$5,857 CAD to $26,033 CAD

Cheapest Retailer

$5,857 CAD

$4,185 USD

B+

Retailer 2

$6,559 CAD

$4,686 USD

View

Final sale: no returns

B+

Retailer 3

$6,795 CAD

$4,855 USD

View

Retailer 4

$6,795 CAD

$4,855 USD

View

Price last confirmed 13 days ago

B+

Retailer 5

$6,865 CAD

$4,905 USD

View

B+

Retailer 6

$7,538 CAD

$5,386 USD

View

B+

Retailer 7

$7,827 CAD

$5,592 USD

View

B+

Retailer 8

$8,044 CAD

HK$44,900 HKD

View

B+

Retailer 9

$8,109 CAD

£4,562 GBP

View

B+

Retailer 10

$8,490 CAD

$6,066 USD

View

B+

Retailer 11

$8,789 CAD

£4,945 GBP

View

B+

Retailer 12

$10,049 CAD

$7,180 USD

View

B+

Retailer 13

$14,144 CAD

£7,957 GBP

View

B+

Retailer 14

$15,775 CAD

ZAR 182,082 ZAR

View

Retailer 15

$16,447 CAD

$11,751 USD

View

Retailer 16

$19,796 CAD

$14,144 USD

View

Retailer 17

$23,273 CAD

SGD 22,471 SGD

View

Retailer 18

$24,171 CAD

$17,270 USD

View

Retailer 19

$25,491 CAD

$18,213 USD

View

Most Expensive

Brilliant Earth

21605064A · Oct 28

$26,033 CAD

$18,600 USD

View

19 more retailers have this diamond

Prices start from $5,857 CADSave up to $20,175 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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3.88ct Heart

$5,857 CAD