Cushion|Lab Grown|IGI

4.05ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG825661040

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825661040

Diamond specifications and retailer prices

From €687 EUR

$768 USD

As of October 16, 2026

13 retailers carry this diamond

Most expensive: €5,048 EUR at Brilliant Earth · As of October 22, 2026

View at Brilliant Earth

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825661040 or 825661040. Listed at 13 retailers as of October 16, 2026. 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

4.05

Carat

Colour

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.1°

Pavilion angle35°

OriginLab Grown

Grading LabIGI

CertificateIGI LG825661040

Dimensions11.15 × 8.38 × 5.48 mm

L/W Ratio1.33

Girdle conditionFaceted

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 LG825661040

Side View

Caratlytics Score

No score right now

No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 16

Current: €5,048 EUR|Low: €671 EUR|High: €5,263 EUR|Avg: €2,226 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

Retailer 18

October 25, 2026

Retailer 13€672 EUR

Retailer 8€687 EUR

Retailer 15€1,058 EUR

Retailer 9€1,122 EUR

Retailer 7€1,168 EUR

Retailer 2€1,175 EUR

Retailer 12€1,189 EUR

Retailer 14€1,193 EUR

Retailer 4€1,598 EUR

Retailer 3€1,625 EUR

Retailer 11€2,436 EUR

Retailer 18€2,694 EUR

Retailer 17€2,717 EUR

Retailer 6€2,846 EUR

Retailer 5€2,997 EUR

Retailer 10€4,962 EUR

Brilliant Earth€5,048 EUR

Retailer 16€5,218 EUR

23 data points across 18 retailers

13 retailers€687 EUR to €5,048 EUR

Retailer 1

€687 EUR

$768 USD

Price last confirmed 16 days ago

Retailer 2

€1,058 EUR

$1,182 USD

View

Price last confirmed 8 days ago

Retailer 3

€1,122 EUR

$1,253 USD

View

Price last confirmed 12 days ago

Retailer 4

€1,175 EUR

View

Price last confirmed 7 days ago

Retailer 5

€1,193 EUR

£1,050 GBP

View

Price last confirmed 9 days ago

Retailer 6

€1,598 EUR

ZAR 28,835 ZAR

View

Price last confirmed 13 days ago

Retailer 7

€1,625 EUR

A$2,793 AUD

View

Price last confirmed 11 days ago

Retailer 8

€2,436 EUR

$2,721 USD

View

Price last confirmed 8 days ago

Retailer 9

€2,694 EUR

$3,010 USD

View

Price last confirmed 10 days ago

Retailer 10

€2,717 EUR

SGD 4,102 SGD

View

Price last confirmed 9 days ago

Retailer 11

€2,846 EUR

$3,180 USD

View

Price last confirmed 14 days ago

Retailer 12

€2,997 EUR

£2,636 GBP

View

Price last confirmed 12 days ago

Most Expensive

Brilliant Earth

21703040Y · Oct 22

€5,048 EUR

$5,640 USD

View

Price last confirmed 10 days ago

12 more retailers have this diamond

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.

Similar diamonds

4.05ct Cushion

€687 EUR