Heart|Lab Grown|IGI

3.31ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG844621799

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844621799

Diamond specifications and retailer prices

From $5,385 CAD

$3,855 USD

As of October 26, 2026

Save $23,778 CAD (82%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $29,163 CAD at With Clarity · As of October 30, 2026

View at With Clarity

About this 3.31ct lab-grown heart diamond

This 3.31ct 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 LG844621799 or 844621799. Listed at 16 retailers as of October 26, 2026, with prices from $5,385 to $29,163, a $23,778 spread on the same certified stone. With Clarity lists it at $29,163. 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

3.31

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle42.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG844621799

Dimensions10.53 × 9.47 × 5.86 mm

L/W Ratio1.11

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 LG844621799

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 26

Current: $7,015 CAD|Low: $5,385 CAD|High: $29,163 CAD|Avg: $12,488 CAD|-0.2%

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

With Clarity

October 27, 2026

Retailer 5$5,385 CAD

Retailer 12$5,852 CAD

Retailer 15$5,877 CAD

Retailer 2$6,090 CAD

Retailer 3$6,579 CAD

Retailer 1$7,015 CAD

Retailer 10$7,826 CAD

Retailer 8$9,743 CAD

Retailer 9$12,606 CAD

Retailer 7$12,959 CAD

Retailer 11$13,593 CAD

Retailer 16$14,811 CAD

Retailer 13$15,480 CAD

Retailer 14$17,112 CAD

Retailer 6$20,729 CAD

Retailer 4$22,158 CAD

With Clarity$29,163 CAD

16 data points across 17 retailers

16 retailers$5,385 CAD to $29,163 CAD

Cheapest Retailer

$5,385 CAD

$3,855 USD

B+

Retailer 2

$5,852 CAD

View

B+

Retailer 3

$5,877 CAD

$4,207 USD

View

B+

Retailer 4

$6,090 CAD

$4,360 USD

View

B+

Retailer 5

$7,015 CAD

£3,954 GBP

View

Retailer 6

$7,826 CAD

£4,411 GBP

View

Price last confirmed 7 days ago

B+

Retailer 7

$9,743 CAD

$6,975 USD

View

Retailer 8

$12,606 CAD

£7,106 GBP

View

Retailer 9

$12,959 CAD

$9,277 USD

View

Retailer 10

$13,593 CAD

ZAR 157,197 ZAR

View

Price last confirmed 8 days ago

Retailer 11

$14,811 CAD

$10,603 USD

View

Retailer 12

$15,480 CAD

$11,082 USD

View

Retailer 13

$17,112 CAD

$12,250 USD

View

Price last confirmed 7 days ago

Retailer 14

$20,729 CAD

$14,839 USD

View

Retailer 15

$22,158 CAD

$15,862 USD

View

Price last confirmed 11 days ago

Most Expensive

With Clarity

844621799 · Oct 30

$29,163 CAD

$20,877 USD

View

15 more retailers have this diamond

Prices start from $5,385 CADSave up to $23,778 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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3.31ct Heart

$5,385 CAD