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Emerald|Lab Grown|IGI

1.22ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG594323498

Shape and cutting style on the report: Emerald cut

Certificate IGI LG594323498

Diamond specifications and retailer prices

From £121 GBP
$162 USD
As of October 27, 2026
Save £1,043 GBP (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,164 GBP at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown emerald diamond

This 1.22ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG594323498 or 594323498. Listed at 9 retailers as of October 27, 2026, with prices from £121 to £1,164, a £1,043 spread on the same certified stone. Do Amore Diamonds lists it at £1,164. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594323498
Dimensions7.33 × 5.02 × 3.40 mm
L/W Ratio1.46
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
7.33 mm5.02 mm1.22 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594323498
Side View
Table 63.0%Crown 34.1°Girdle: MediumPavilion 41.7°Culet: LNGDepth 67.7%

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 27
Current: £1,164 GBP|Low: £117 GBP|High: £1,172 GBP|Avg: £479 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 5£121 GBP
Retailer 10£137 GBP
Retailer 3£140 GBP
Retailer 7£272 GBP
Retailer 9£500 GBP
Retailer 4£510 GBP
Retailer 6£533 GBP
Retailer 8£549 GBP
Retailer 2£776 GBP
Do Amore Diamonds£1,164 GBP

21 data points across 10 retailers

9 retailers£121 GBP to £1,164 GBP

A
Cheapest Retailer
-
£121 GBP
$162 USD
A
Retailer 2
-
£140 GBP
$188 USD
View
B+
Retailer 3
-
£272 GBP
$364 USD
View
B
Retailer 4
-
£500 GBP
$670 USD
View
B
Retailer 5
-
£510 GBP
$683 USD
View
B
Retailer 6
-
£533 GBP
$714 USD
View
B
Retailer 7
-
£549 GBP
$735 USD
View
B
Retailer 8
-
£776 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E907913F9 · Oct 27
£1,164 GBP
$1,560 USD
View
8 more retailers have this diamond
Prices start from £121 GBPSave up to £1,043 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
1.22ct Emerald
£121 GBP