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Cushion|Lab Grown|IGI

1.02ct E SI2 Cushion Lab Grown Diamond

EX • E/SI2 • IGI LG467151832

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG467151832

Diamond specifications and retailer prices

From £183 GBP
HK$1,900 HKD
As of October 29, 2026
Save £93 GBP (34%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £276 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG467151832 or 467151832. Listed at 3 retailers as of October 29, 2026, with prices from £183 to £276, a £93 spread on the same certified stone. Yorxs lists it at £276. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.02
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.9°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467151832
Dimensions5.45 × 5.41 × 3.37 mm
L/W Ratio1.01
Culet sizePointed
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
5.45 mm5.41 mm1.02 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467151832
Side View
Table 60.5%Crown 22.9°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £219 GBP|Low: £183 GBP|High: £286 GBP|Avg: £226 GBP
Retailer 1
Retailer 2
Yorxs
October 29, 2026
Retailer 2£183 GBP
Retailer 1£219 GBP
Yorxs£276 GBP

12 data points across 3 retailers

3 retailers£183 GBP to £276 GBP

A
Cheapest Retailer
-
£183 GBP
HK$1,900 HKD
A
Retailer 2
-
£219 GBP
$291 USD
View
Most Expensive
B+
Yorxs
612954159 · Oct 29
£276 GBP
€350 EUR
View
2 more retailers have this diamond
Prices start from £183 GBPSave up to £93 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
£183 GBP