Radiant|Lab Grown|IGI

2.57ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG818653763

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818653763

Diamond specifications and retailer prices

From €1,561 EUR

$1,744 USD

As of October 28, 2026

Save €5,904 EUR (79%) vs most expensive(unlock to see where)

8 retailers carry this diamond

Most expensive: €7,465 EUR at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 2.57ct lab-grown radiant diamond

This 2.57ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818653763 or 818653763. Listed at 8 retailers as of October 28, 2026, with prices from €1,561 to €7,465, a €5,904 spread on the same certified stone. Do Amore Diamonds lists it at €7,465. 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

2.57

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle43.2°

Pavilion angle37.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG818653763

Dimensions9.37 × 6.81 × 4.71 mm

L/W Ratio1.38

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 LG818653763

Side View

Caratlytics Score

How it works →

A+

Exceptional

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 28

Current: €7,465 EUR|Low: €1,253 EUR|High: €8,414 EUR|Avg: €3,885 EUR|-11.3%

Do Amore Diamonds

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

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Retailer 10

Retailer 11

Retailer 12

Retailer 13

October 31, 2026

Retailer 3€1,417 EUR

Retailer 9€1,561 EUR

Retailer 2€1,562 EUR

Retailer 6€2,102 EUR

Retailer 13€2,651 EUR

Retailer 12€2,821 EUR

Retailer 11€3,374 EUR

Retailer 4€3,629 EUR

Retailer 8€3,669 EUR

Retailer 10€5,133 EUR

Retailer 7€5,594 EUR

Retailer 5€7,194 EUR

Do Amore Diamonds€7,465 EUR

21 data points across 13 retailers

8 retailers€1,561 EUR to €7,465 EUR

A+

Cheapest Retailer

€1,561 EUR

$1,744 USD

Retailer 2

€1,562 EUR

$1,745 USD

View

Retailer 3

€2,102 EUR

$2,348 USD

View

B+

Retailer 4

€3,374 EUR

$3,769 USD

View

B+

Retailer 5

€3,669 EUR

£3,228 GBP

View

Retailer 6

€5,133 EUR

$5,735 USD

View

Price last confirmed 11 days ago

Retailer 7

€5,594 EUR

$6,250 USD

View

Most Expensive

Do Amore Diamonds

27-C88DEB7D2 · Oct 31

€7,465 EUR

$8,340 USD

View

7 more retailers have this diamond

Prices start from €1,561 EURSave up to €5,904 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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A+

2.57ct Radiant

€1,561 EUR