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Emerald|Lab Grown|IGI

1.06ct G SI1 Emerald Lab Grown Diamond

EX • G/SI1 • IGI LG851602755

Shape and cutting style on the report: Emerald cut

Certificate IGI LG851602755

Diamond specifications and retailer prices

From £207 GBP
As of November 6, 2026
Save £217 GBP (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £424 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.06ct lab-grown emerald diamond

This 1.06ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG851602755 or 851602755. Listed at 2 retailers as of November 4, 2026, with prices from £207 to £424, a £217 spread on the same certified stone. Brilliant Earth lists it at £424. 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

1.06
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851602755
Dimensions6.75 × 4.82 × 3.35 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.75 mm4.82 mm1.06 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851602755
Side View
Table 63.0%Crown 40.3°Girdle: MediumPavilion 40.1°Culet: LargeDepth 69.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £424 GBP|Low: £207 GBP|High: £424 GBP|Avg: £315 GBP
Brilliant Earth
Retailer 2
November 6, 2026
Retailer 2£207 GBP
Brilliant Earth£424 GBP

4 data points across 2 retailers

2 retailers£207 GBP to £424 GBP

A
Cheapest Retailer
-
£207 GBP
Most Expensive
B
Brilliant Earth
22443188A · Nov 4
£424 GBP
$570 USD
View
1 more retailer has this diamond
Prices start from £207 GBPSave up to £217 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
1.06ct Emerald
£207 GBP