Marquise|Lab Grown|IGI

3.49ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG804659309

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804659309

Diamond specifications and retailer prices

From €4,506 EUR

$5,034 USD

As of October 31, 2026

Save €14,778 EUR (77%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: €19,284 EUR at With Clarity · As of October 31, 2026

View at With Clarity

About this 3.49ct lab-grown marquise diamond

This 3.49ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804659309 or 804659309. Listed at 12 retailers as of October 31, 2026, with prices from €4,506 to €19,284, a €14,778 spread on the same certified stone. With Clarity lists it at €19,284. 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

3.49

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.1°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804659309

Dimensions15.65 × 7.99 × 4.93 mm

L/W Ratio1.96

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 LG804659309

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 31

Current: €6,287 EUR|Low: €4,506 EUR|High: €22,877 EUR|Avg: €10,197 EUR|-15.3%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

With Clarity

October 31, 2026

Retailer 11€4,506 EUR

Retailer 9€4,517 EUR

Retailer 2€6,084 EUR

Retailer 1€6,287 EUR

Retailer 8€7,062 EUR

Retailer 12€7,465 EUR

Retailer 6€7,964 EUR

Retailer 5€8,575 EUR

Retailer 4€9,930 EUR

Retailer 7€10,067 EUR

Retailer 10€13,058 EUR

Retailer 3€17,303 EUR

With Clarity€19,284 EUR

37 data points across 13 retailers

12 retailers€4,506 EUR to €19,284 EUR

Cheapest Retailer

€4,506 EUR

$5,034 USD

Retailer 2

€4,517 EUR

$5,046 USD

View

Retailer 3

€6,084 EUR

HK$53,100 HKD

View

Retailer 4

€6,287 EUR

£5,531 GBP

View

B+

Retailer 5

€7,062 EUR

$7,890 USD

View

B+

Retailer 6

€7,465 EUR

$8,340 USD

View

B+

Retailer 7

€7,964 EUR

View

B+

Retailer 8

€8,575 EUR

$9,580 USD

View

B+

Retailer 9

€10,067 EUR

£8,856 GBP

View

Retailer 10

€13,058 EUR

$14,588 USD

View

Price last confirmed 7 days ago

Retailer 11

€17,303 EUR

$19,331 USD

View

Most Expensive

With Clarity

804659309 · Oct 31

€19,284 EUR

$21,544 USD

View

11 more retailers have this diamond

Prices start from €4,506 EURSave up to €14,778 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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3.49ct Marquise

€4,506 EUR