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Asscher|Lab Grown|IGI

1.02ct E SI1 Asscher Lab Grown Diamond

EX • E/SI1 • IGI LG849654928

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG849654928

Diamond specifications and retailer prices

From £222 GBP
As of October 30, 2026
Save £211 GBP (49%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £433 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.02ct lab-grown asscher diamond

This 1.02ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG849654928 or 849654928. Listed at 2 retailers as of October 30, 2026, with prices from £222 to £433, a £211 spread on the same certified stone. Brilliant Earth lists it at £433. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849654928
Dimensions5.66 × 5.63 × 3.59 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.66 mm5.63 mm1.02 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849654928
Side View
Table 65.0%Crown 35°Girdle: MediumPavilion 40.3°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £433 GBP|Low: £221 GBP|High: £433 GBP|Avg: £327 GBP
Brilliant Earth
Retailer 2
October 30, 2026
Retailer 2£222 GBP
Brilliant Earth£433 GBP

4 data points across 2 retailers

2 retailers£222 GBP to £433 GBP

A
Cheapest Retailer
-
£222 GBP
Most Expensive
B
Brilliant Earth
22322225A · Oct 30
£433 GBP
$580 USD
View
1 more retailer has this diamond
Prices start from £222 GBPSave up to £211 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 Asscher
£222 GBP