Heart|Lab Grown|IGI

4.58ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846662168

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846662168

Diamond specifications and retailer prices

From €4,884 EUR

£4,296 GBP

As of October 30, 2026

Save €30,634 EUR (86%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: €35,518 EUR at With Clarity · As of October 31, 2026

View at With Clarity

About this 4.58ct lab-grown heart diamond

This 4.58ct 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 LG846662168 or 846662168. Listed at 14 retailers as of October 30, 2026, with prices from €4,884 to €35,518, a €30,634 spread on the same certified stone. With Clarity lists it at €35,518. 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

4.58

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.1°

Pavilion angle39.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG846662168

Dimensions10.32 × 11.15 × 6.74 mm

L/W Ratio1.08

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 LG846662168

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: €16,837 EUR|Low: €4,874 EUR|High: €35,518 EUR|Avg: €10,654 EUR|-23.7%

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

With Clarity

October 31, 2026

Retailer 7€4,884 EUR

Retailer 9€5,040 EUR

Retailer 11€5,275 EUR

Retailer 4€5,282 EUR

Retailer 2€5,849 EUR

Retailer 13€6,941 EUR

Retailer 12€7,074 EUR

Retailer 3€7,662 EUR

Retailer 10€9,028 EUR

Retailer 6€11,507 EUR

Retailer 8€11,960 EUR

Retailer 5€12,435 EUR

Retailer 1€16,837 EUR

With Clarity€35,518 EUR

10 data points across 14 retailers

14 retailers€4,884 EUR to €35,518 EUR

Cheapest Retailer

€4,884 EUR

£4,296 GBP

Retailer 2

€5,040 EUR

$5,631 USD

View

Retailer 3

€5,275 EUR

$5,893 USD

View

Retailer 4

€5,282 EUR

$5,901 USD

View

Retailer 5

€5,849 EUR

$6,535 USD

View

Retailer 6

€6,941 EUR

$7,754 USD

View

Retailer 7

€7,074 EUR

$7,903 USD

View

Retailer 8

€7,662 EUR

$8,560 USD

View

B+

Retailer 9

€9,028 EUR

$10,086 USD

View

B+

Retailer 10

€11,507 EUR

View

B+

Retailer 11

€11,960 EUR

£10,521 GBP

View

B+

Retailer 12

€12,435 EUR

$13,893 USD

View

B+

Retailer 13

€16,837 EUR

$18,810 USD

View

Most Expensive

With Clarity

846662168 · Oct 31

€35,518 EUR

$39,681 USD

View

13 more retailers have this diamond

Prices start from €4,884 EURSave up to €30,634 EUR

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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4.58ct Heart

€4,884 EUR