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Emerald|Lab Grown|IGI

1.82ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG578310098

Shape and cutting style on the report: Emerald cut

Certificate IGI LG578310098

Diamond specifications and retailer prices

From £1,030 GBP
$1,380 USD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: £1,030 GBP at Brilliant Earth
View at Brilliant Earth

About this 1.82ct lab-grown emerald diamond

This 1.82ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG578310098 or 578310098. Listed at 2 retailers as of October 31, 2026. 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

1.82
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578310098
Dimensions8.35 × 5.75 × 3.84 mm
L/W Ratio1.45
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
8.35 mm5.75 mm1.82 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578310098
Side View
Table 63.0%Crown 37.1°Girdle: MediumPavilion 40.9°Culet: LNGDepth 66.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £1,030 GBP|Low: £313 GBP|High: £1,485 GBP|Avg: £705 GBP|-18.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 16, 2026
Retailer 4£313 GBP
Retailer 5£370 GBP
Retailer 8£409 GBP
Retailer 6£530 GBP
Retailer 2£562 GBP
Retailer 7£866 GBP
Brilliant Earth£1,030 GBP
Retailer 3£1,485 GBP

31 data points across 8 retailers

2 retailers

Retailer 1
-
£562 GBP
$753 USD
Price last confirmed 46 days ago
Most Expensive
B
Brilliant Earth
7306810Y · Oct 31
£1,030 GBP
$1,380 USD
View
1 more retailer has this diamond

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
1.82ct Emerald
£1,030 GBP