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Cushion|Lab Grown|IGI

1.02ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG840617442

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

Certificate IGI LG840617442

Diamond specifications and retailer prices

From £502 GBP
$672 USD
As of October 30, 2026
Save £140 GBP (22%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £642 GBP at Yorxs · As of October 29, 2026
View at Yorxs

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840617442 or 840617442. Listed at 2 retailers as of October 29, 2026, with prices from £502 to £642, a £140 spread on the same certified stone. Yorxs lists it at £642. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle28.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840617442
Dimensions6.79 × 4.91 × 3.30 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
Top View
6.79 mm4.91 mm1.02 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840617442
Side View
Table 61.0%Crown 41.6°Girdle: Slightly ThickPavilion 28.8°Culet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £502 GBP|Low: £502 GBP|High: £650 GBP|Avg: £573 GBP|-0.1%
Retailer 1
Yorxs
October 29, 2026
Retailer 1£502 GBP
Yorxs£642 GBP

7 data points across 2 retailers

2 retailers£502 GBP to £642 GBP

A
Cheapest Retailer
-
£502 GBP
$672 USD
Most Expensive
B+
Yorxs
621219015 · Oct 29
£642 GBP
€819 EUR
View
1 more retailer has this diamond
Prices start from £502 GBPSave up to £140 GBP

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.

A
1.02ct Cushion
£502 GBP