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Cushion|Lab Grown|IGI

3.01ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG519255992

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG519255992

Diamond specifications and retailer prices

From £1,940 GBP
$2,600 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £1,940 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG519255992 or 519255992. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.01
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519255992
Dimensions9.64 × 7.68 × 5.37 mm
L/W Ratio1.26
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.64 mm7.68 mm3.01 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519255992
Side View
Table 64.0%Crown 30.8°Girdle: STK-VTKPavilion 41.2°Culet: NoneDepth 69.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £1,940 GBP|Low: £1,784 GBP|High: £2,037 GBP|Avg: £1,899 GBP|+4.0%
April 21, 2026
Brilliant Earth£1,940 GBP

10 data points across 1 retailer

1 retailer

B
Brilliant Earth
6535153B · Oct 29
£1,940 GBP
$2,600 USD
View

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B
3.01ct Cushion
£1,940 GBP