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Emerald|Lab Grown|IGI

1.64ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG567368468

Shape and cutting style on the report: Emerald cut

Certificate IGI LG567368468

Diamond specifications and retailer prices

From £864 GBP
$1,150 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £864 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.64ct lab-grown emerald diamond

This 1.64ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG567368468 or 567368468. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.64
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567368468
Dimensions7.91 × 5.48 × 3.68 mm
L/W Ratio1.44
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.91 mm5.48 mm1.64 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567368468
Side View
Table 63.0%Crown 37.2°Girdle: MediumPavilion 40.6°Culet: LNGDepth 67.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £864 GBP|Low: £263 GBP|High: £1,284 GBP|Avg: £674 GBP|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 4, 2026
Retailer 5£275 GBP
Retailer 3£509 GBP
Retailer 2£655 GBP
Brilliant Earth£864 GBP
Retailer 4£1,284 GBP

41 data points across 5 retailers

1 retailer

B
Brilliant Earth
6876108B · Oct 29
£864 GBP
$1,150 USD
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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
1.64ct Emerald
£864 GBP