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Emerald|Lab Grown|IGI

1.01ct E SI2 Emerald Lab Grown Diamond

ID • E/SI2 • IGI LG546219125

Shape and cutting style on the report: Emerald cut

Certificate IGI LG546219125

Diamond specifications and retailer prices

From £383 GBP
As of October 29, 2026
Save £82 GBP (18%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £466 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald 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 LG546219125 or 546219125. Listed at 2 retailers as of October 29, 2026, with prices from £383 to £466, a £82 spread on the same certified stone. Brilliant Earth lists it at £466. 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
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle44.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG546219125
Dimensions6.67 × 4.68 × 3.20 mm
L/W Ratio1.43
Culet sizeLarge
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
6.67 mm4.68 mm1.01 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG546219125
Side View
Table 62.5%Crown 31.7°Girdle: STK-THKPavilion 44.4°Culet: LargeDepth 68.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £466 GBP|Low: £250 GBP|High: £466 GBP|Avg: £352 GBP|+3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
January 11, 2026
Retailer 2£250 GBP
Retailer 4£299 GBP
Retailer 3£383 GBP
Brilliant Earth£466 GBP

13 data points across 4 retailers

2 retailers£383 GBP to £466 GBP

B+
Cheapest Retailer
-
£383 GBP
Most Expensive
B
Brilliant Earth
14268804Y · Oct 29
£466 GBP
$620 USD
View
1 more retailer has this diamond
Prices start from £383 GBPSave up to £82 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.

B+
1.01ct Emerald
£383 GBP