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Cushion|Lab Grown|IGI

1.01ct F SI2 Cushion Lab Grown Diamond

EX • F/SI2 • IGI LG467151835

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG467151835

Diamond specifications and retailer prices

From £182 GBP
HK$1,900 HKD
As of November 1, 2026
Save £89 GBP (33%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £270 GBP at Yorxs · As of October 31, 2026
View at Yorxs

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG467151835 or 467151835. Listed at 3 retailers as of October 31, 2026, with prices from £182 to £270, a £89 spread on the same certified stone. Yorxs lists it at £270. 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

1.01
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle18.5°
Pavilion angle43.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467151835
Dimensions5.53 × 5.30 × 3.53 mm
L/W Ratio1.04
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
5.53 mm5.30 mm1.01 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467151835
Side View
Table 62.5%Crown 18.5°Girdle: MED-STKPavilion 43.7°Culet: NoneDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £222 GBP|Low: £182 GBP|High: £284 GBP|Avg: £225 GBP
Retailer 1
Retailer 2
Yorxs
October 31, 2026
Retailer 2£182 GBP
Retailer 1£222 GBP
Yorxs£270 GBP

13 data points across 3 retailers

3 retailers£182 GBP to £270 GBP

A
Cheapest Retailer
-
£182 GBP
HK$1,900 HKD
B+
Retailer 2
-
£222 GBP
$298 USD
View
Most Expensive
B+
Yorxs
612956877 · Oct 31
£270 GBP
€345 EUR
View
2 more retailers have this diamond
Prices start from £182 GBPSave up to £89 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
1.01ct Cushion
£182 GBP