Marquise|Lab Grown|IGI

3.48ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG754509111

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754509111

Diamond specifications and retailer prices

From €3,238 EUR

$3,617 USD

As of October 31, 2026

Save €14,500 EUR (82%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: €17,738 EUR at Michael Trio · As of October 30, 2026

View at Michael Trio

About this 3.48ct lab-grown marquise diamond

This 3.48ct 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 LG754509111 or 754509111. Listed at 14 retailers as of October 30, 2026, with prices from €3,238 to €17,738, a €14,500 spread on the same certified stone. Michael Trio lists it at €17,738. 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

3.48

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.6°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754509111

Dimensions15.36 × 7.90 × 5.03 mm

L/W Ratio1.94

Girdle conditionFaceted

Culet sizePointed

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 LG754509111

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 31

Current: €17,738 EUR|Low: €3,238 EUR|High: €20,828 EUR|Avg: €10,161 EUR|-9.4%

Michael Trio

Retailer 2

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Retailer 15

October 30, 2026

Retailer 12€3,238 EUR

Retailer 14€4,112 EUR

Retailer 4€6,130 EUR

Retailer 9€6,250 EUR

Retailer 13€6,879 EUR

Retailer 3€7,443 EUR

Retailer 10€7,942 EUR

Retailer 5€8,194 EUR

Retailer 2€8,664 EUR

Retailer 11€10,040 EUR

Retailer 8€11,198 EUR

Retailer 15€13,020 EUR

Retailer 6€17,254 EUR

Michael Trio€17,738 EUR

Retailer 7€20,828 EUR

40 data points across 15 retailers

14 retailers€3,238 EUR to €17,738 EUR

Cheapest Retailer

€3,238 EUR

$3,617 USD

Retailer 2

€4,112 EUR

$4,594 USD

View

B+

Retailer 3

€6,130 EUR

HK$53,500 HKD

View

Retailer 4

€6,250 EUR

£5,498 GBP

View

B+

Retailer 5

€6,879 EUR

$7,685 USD

View

B+

Retailer 6

€7,443 EUR

$8,315 USD

View

B+

Retailer 7

€7,942 EUR

View

B+

Retailer 8

€8,194 EUR

$9,154 USD

View

B+

Retailer 9

€8,664 EUR

$9,680 USD

View

B+

Retailer 10

€10,040 EUR

£8,832 GBP

View

Retailer 11

€11,198 EUR

ZAR 202,111 ZAR

View

Retailer 12

€13,020 EUR

$14,546 USD

View

Retailer 13

€17,254 EUR

$19,276 USD

View

Most Expensive

Michael Trio

1379234710 · Oct 30

€17,738 EUR

SGD 26,779 SGD

View

13 more retailers have this diamond

Prices start from €3,238 EURSave up to €14,500 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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3.48ct Marquise

€3,238 EUR