Marquise|Lab Grown|IGI

2.56ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG800677648

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800677648

Diamond specifications and retailer prices

From €1,671 EUR

$1,867 USD

As of October 30, 2026

Save €9,822 EUR (85%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: €11,493 EUR at Do Amore Diamonds · As of October 30, 2026

View at Do Amore Diamonds

About this 2.56ct lab-grown marquise diamond

This 2.56ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800677648 or 800677648. Listed at 15 retailers as of October 30, 2026, with prices from €1,671 to €11,493, a €9,822 spread on the same certified stone. Do Amore Diamonds lists it at €11,493. 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

2.56

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.8°

Pavilion angle39.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG800677648

Dimensions13.66 × 7.17 × 4.49 mm

L/W Ratio1.91

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 IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG800677648

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: €11,493 EUR|Low: €1,522 EUR|High: €12,746 EUR|Avg: €4,030 EUR|+4.9%

Do Amore Diamonds

Retailer 2

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Retailer 15

October 29, 2026

Retailer 10€1,671 EUR

Retailer 15€1,818 EUR

Retailer 7€1,892 EUR

Retailer 12€2,000 EUR

Retailer 5€2,094 EUR

Retailer 9€2,095 EUR

Retailer 14€2,940 EUR

Retailer 11€3,037 EUR

Retailer 13€3,260 EUR

Retailer 2€3,591 EUR

Retailer 4€3,929 EUR

Retailer 3€5,340 EUR

Retailer 8€6,142 EUR

Retailer 6€7,904 EUR

Do Amore Diamonds€11,493 EUR

32 data points across 15 retailers

15 retailers€1,671 EUR to €11,493 EUR

Cheapest Retailer

€1,671 EUR

$1,867 USD

Retailer 2

€1,818 EUR

$2,031 USD

View

Retailer 3

€1,892 EUR

$2,114 USD

View

Final sale: no returns

Retailer 4

€2,000 EUR

$2,234 USD

View

Retailer 5

€2,094 EUR

$2,339 USD

View

Retailer 6

€2,095 EUR

$2,340 USD

View

Retailer 7

€2,940 EUR

$3,285 USD

View

Retailer 8

€3,037 EUR

$3,393 USD

View

Retailer 9

€3,260 EUR

$3,642 USD

View

B+

Retailer 10

€3,591 EUR

View

B+

Retailer 11

€3,929 EUR

$4,390 USD

View

B+

Retailer 12

€5,340 EUR

$5,966 USD

View

B+

Retailer 13

€6,142 EUR

£5,403 GBP

View

Retailer 14

€7,904 EUR

$8,830 USD

View

Most Expensive

Do Amore Diamonds

27-495C13C12 · Oct 30

€11,493 EUR

$12,840 USD

View

14 more retailers have this diamond

Prices start from €1,671 EURSave up to €9,822 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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2.56ct Marquise

€1,671 EUR