Marquise|Lab Grown|IGI

2.58ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG735530850

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG735530850

Diamond specifications and retailer prices

From €2,429 EUR

HK$21,200 HKD

As of October 31, 2026

Save €171 EUR (7%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: €7,241 EUR at Brilliant Earth · As of October 23, 2026

View at Brilliant Earth

About this 2.58ct lab-grown marquise diamond

This 2.58ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735530850 or 735530850. Listed at 18 retailers as of October 31, 2026, with a relatively tight 7% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

2.58

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35°

Pavilion angle39.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG735530850

Dimensions13.32 × 7.34 × 4.53 mm

L/W Ratio1.81

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG735530850

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: €7,241 EUR|Low: €1,538 EUR|High: €7,241 EUR|Avg: €3,517 EUR

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

October 31, 2026

Retailer 17€1,601 EUR

Retailer 4€1,857 EUR

Retailer 7€1,963 EUR

Retailer 9€2,009 EUR

Retailer 10€2,073 EUR

Retailer 2€2,600 EUR

Retailer 11€2,853 EUR

Retailer 12€3,071 EUR

Retailer 13€3,081 EUR

Retailer 3€3,104 EUR

Retailer 6€3,888 EUR

Retailer 14€3,934 EUR

Retailer 16€4,811 EUR

Retailer 8€5,385 EUR

Retailer 15€5,887 EUR

Retailer 5€7,033 EUR

Brilliant Earth€7,241 EUR

26 data points across 17 retailers

18 retailers€2,429 EUR to €2,600 EUR

Retailer 1

€1,601 EUR

$1,789 USD

Price last confirmed 11 days ago

Retailer 2

€1,857 EUR

$2,075 USD

View

Price last confirmed 10 days ago

Retailer 3

€2,009 EUR

$2,245 USD

View

Price last confirmed 9 days ago

Retailer 4

€2,069 EUR

$2,311 USD

View

Price last confirmed 8 days ago

Retailer 5

€2,073 EUR

£1,824 GBP

View

Price last confirmed 10 days ago

Retailer 6

€2,429 EUR

HK$21,200 HKD

View

Retailer 7

€2,600 EUR

A$4,468 AUD

View

Retailer 8

€2,853 EUR

£2,510 GBP

View

Price last confirmed 10 days ago

Retailer 9

€3,071 EUR

$3,431 USD

View

Price last confirmed 10 days ago

Retailer 10

€3,104 EUR

$3,468 USD

View

Price last confirmed 14 days ago

Retailer 11

€3,888 EUR

£3,420 GBP

View

Price last confirmed 10 days ago

Retailer 12

€3,934 EUR

$4,395 USD

View

Price last confirmed 14 days ago

Retailer 13

€4,811 EUR

$5,375 USD

View

Price last confirmed 10 days ago

Retailer 14

€5,542 EUR

$6,192 USD

View

Price last confirmed 11 days ago

Retailer 15

€5,887 EUR

£5,179 GBP

View

Price last confirmed 14 days ago

Retailer 16

€7,033 EUR

SGD 10,618 SGD

View

Price last confirmed 11 days ago

Retailer 17

€7,178 EUR

$8,019 USD

View

Price last confirmed 10 days ago

Most Expensive

Brilliant Earth

15886365A · Oct 23

€7,241 EUR

$8,090 USD

View

Price last confirmed 9 days ago

17 more retailers have this diamond

Prices start from €2,429 EURSave up to €171 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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