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Cushion|Lab Grown|IGI

1.25ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG620472099

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG620472099

Diamond specifications and retailer prices

From £575 GBP
$770 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £575 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 1.25ct lab-grown cushion diamond

This 1.25ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620472099 or 620472099. 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620472099
Dimensions6.23 × 6.21 × 4.10 mm
L/W Ratio1.00
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
6.23 mm6.21 mm1.25 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620472099
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 66.0%

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: £575 GBP|Low: £248 GBP|High: £1,306 GBP|Avg: £692 GBP|-2.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 4, 2026
Retailer 3£255 GBP
Retailer 5£364 GBP
Brilliant Earth£575 GBP
Retailer 4£723 GBP
Retailer 2£1,306 GBP

12 data points across 5 retailers

1 retailer

B
Brilliant Earth
9200169B · Oct 29
£575 GBP
$770 USD
View

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B
1.25ct Cushion
£575 GBP