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Emerald|Lab Grown|IGI

0.83ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG492122248

Shape and cutting style on the report: Emerald cut

Certificate IGI LG492122248

Diamond specifications and retailer prices

From £320 GBP
As of October 29, 2026
4 retailers carry this diamond
Most expensive: £451 GBP at Brilliant Earth · As of September 29, 2026
View at Brilliant Earth

About this 0.83ct lab-grown emerald diamond

This 0.83ct lab-grown emerald sits in the just-under-one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492122248 or 492122248. Listed at 4 retailers as of October 29, 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

0.83
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492122248
Dimensions6.32 × 4.48 × 2.93 mm
L/W Ratio1.41
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
6.32 mm4.48 mm0.83 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492122248
Side View
Table 68.0%Crown 29.8°Girdle: MediumPavilion 37.7°Culet: LNGDepth 65.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £451 GBP|Low: £65 GBP|High: £862 GBP|Avg: £250 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 22, 2026
Retailer 5£92 GBP
Retailer 4£110 GBP
Retailer 7£141 GBP
Retailer 9£186 GBP
Retailer 6£219 GBP
Retailer 8£280 GBP
Retailer 2£333 GBP
Retailer 10£349 GBP
Brilliant Earth£451 GBP
Retailer 3£862 GBP

6 data points across 10 retailers

4 retailers

A
Retailer 1
-
£110 GBP
$146 USD
Price last confirmed 37 days ago
B+
Retailer 2
-
£320 GBP
View
B
Retailer 3
-
£333 GBP
$444 USD
View
Price last confirmed 37 days ago
Most Expensive
B
Brilliant Earth
5926530A · Sep 29
£451 GBP
$600 USD
View
Price last confirmed 29 days ago
3 more retailers have this diamond
Prices start from £320 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
0.83ct Emerald
£320 GBP