Heart|Lab Grown|IGI

3.19ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632408

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632408

Diamond specifications and retailer prices

From $2,339 USD

As of October 30, 2026

Save $8,025 USD (77%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: $10,364 USD at With Clarity · As of October 31, 2026

View at With Clarity

About this 3.19ct lab-grown heart diamond

This 3.19ct 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 LG840632408 or 840632408. Listed at 19 retailers as of October 30, 2026, with prices from $2,339 to $10,364, a $8,025 spread on the same certified stone. With Clarity lists it at $10,364. 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

3.19

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle36°

OriginLab Grown

Grading LabIGI

CertificateIGI LG840632408

Dimensions9.06 × 10.38 × 5.73 mm

L/W Ratio1.15

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 LG840632408

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30

Current: $3,791 USD|Low: $2,339 USD|High: $14,130 USD|Avg: $5,734 USD|-12.9%

Retailer 1

Retailer 2

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Retailer 11

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Retailer 18

With Clarity

October 31, 2026

Retailer 7$2,339 USD

Retailer 3$2,545 USD

Retailer 5$2,712 USD

Retailer 17$2,713 USD

Retailer 6$2,815 USD

Retailer 16$2,875 USD

Retailer 12$3,238 USD

Retailer 2$3,554 USD

Retailer 18$3,729 USD

Retailer 13$3,736 USD

Retailer 1$3,791 USD

Retailer 9$4,233 USD

Retailer 14$6,300 USD

Retailer 8$7,037 USD

Retailer 15$7,304 USD

Retailer 10$9,463 USD

Retailer 4$9,475 USD

Retailer 11$9,890 USD

With Clarity$10,364 USD

18 data points across 19 retailers

19 retailers$2,339 USD to $10,364 USD

Cheapest Retailer

$2,339 USD

Retailer 2

$2,545 USD

View

Retailer 3

$2,712 USD

View

Final sale: no returns

Retailer 4

$2,713 USD

View

Retailer 5

$2,815 USD

View

Retailer 6

$2,875 USD

View

Retailer 7

$3,238 USD

£2,550 GBP

View

Retailer 8

$3,554 USD

View

Retailer 9

$3,729 USD

View

Retailer 10

$3,736 USD

£2,942 GBP

View

Retailer 11

$3,791 USD

View

B+

Retailer 12

$4,233 USD

View

B+

Retailer 13

$6,300 USD

ZAR 101,785 ZAR

View

B+

Retailer 14

$7,037 USD

View

B+

Retailer 15

$7,304 USD

£5,751 GBP

View

Retailer 16

$9,463 USD

SGD 12,788 SGD

View

Retailer 17

$9,475 USD

View

Retailer 18

$9,890 USD

View

Most Expensive

With Clarity

840632408 · Oct 31

$10,364 USD

View

18 more retailers have this diamond

Prices start from $2,339 USDSave up to $8,025 USD

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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3.19ct Heart

$2,339 USD