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Emerald|Lab Grown|IGI

1.22ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG792617886

Shape and cutting style on the report: Emerald cut

Certificate IGI LG792617886

Diamond specifications and retailer prices

From £354 GBP
As of November 4, 2026
Save £566 GBP (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £920 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.22ct lab-grown emerald diamond

This 1.22ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792617886 or 792617886. Listed at 6 retailers as of November 2, 2026, with prices from £354 to £920, a £566 spread on the same certified stone. MOH London lists it at £920. 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

1.22
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792617886
Dimensions7.10 × 5.10 × 3.44 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.10 mm5.10 mm1.22 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792617886
Side View
Table 64.0%Crown 34.7°Girdle: MED-STKPavilion 39.5°Culet: LargeDepth 67.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £920 GBP|Low: £277 GBP|High: £925 GBP|Avg: £576 GBP|+14.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5£354 GBP
Retailer 2£432 GBP
Retailer 3£443 GBP
Retailer 6£617 GBP
Retailer 4£864 GBP
MOH London£920 GBP

31 data points across 6 retailers

6 retailers£354 GBP to £920 GBP

B+
Cheapest Retailer
-
£354 GBP
B
Retailer 2
-
£432 GBP
View
B
Retailer 3
-
£443 GBP
View
B
Retailer 4
-
£617 GBP
View
B
Retailer 5
-
£864 GBP
View
Most Expensive
B
MOH London
LG792617886 · Nov 2
£920 GBP
View
5 more retailers have this diamond
Prices start from £354 GBPSave up to £566 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+
1.22ct Emerald
£354 GBP