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Emerald|Lab Grown|IGI

1.22ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG487110581

Shape and cutting style on the report: Emerald cut

Certificate IGI LG487110581

Diamond specifications and retailer prices

From £112 GBP
$150 USD
As of October 30, 2026
Save £963 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,075 GBP at Do Amore Diamonds · As of October 29, 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 LG487110581 or 487110581. Listed at 17 retailers as of October 29, 2026, with prices from £112 to £1,075, a £963 spread on the same certified stone. Do Amore Diamonds lists it at £1,075. 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 angle22.7°
Pavilion angle45.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487110581
Dimensions6.99 × 4.96 × 3.39 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.99 mm4.96 mm1.22 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487110581
Side View
Table 64.0%Crown 22.7°Girdle: MED-STKPavilion 45.4°Culet: LNGDepth 68.3%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: £1,075 GBP|Low: £107 GBP|High: £1,075 GBP|Avg: £358 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 10£112 GBP
Retailer 5£125 GBP
Retailer 9£130 GBP
Retailer 13£139 GBP
Retailer 3£216 GBP
Retailer 7£268 GBP
Retailer 2£272 GBP
Retailer 6£327 GBP
Retailer 12£377 GBP
Retailer 14£472 GBP
Retailer 11£493 GBP
Retailer 4£500 GBP
Retailer 8£721 GBP
Do Amore Diamonds£1,075 GBP

43 data points across 14 retailers

17 retailers£112 GBP to £1,075 GBP

A
Cheapest Retailer
-
£112 GBP
$150 USD
A
Retailer 2
-
£125 GBP
$168 USD
View
Final sale: no returns
A
Retailer 3
-
£130 GBP
$174 USD
View
A
Retailer 4
-
£139 GBP
$186 USD
View
B+
Retailer 5
-
£216 GBP
$290 USD
View
A
Retailer 6
-
£229 GBP
HK$2,400 HKD
View
A
Retailer 7
-
£268 GBP
€342 EUR
View
A
Retailer 8
-
£272 GBP
View
B+
Retailer 9
-
£327 GBP
$438 USD
View
B+
Retailer 10
-
£377 GBP
$505 USD
View
B
Retailer 11
-
£472 GBP
$633 USD
View
B+
Retailer 12
-
£493 GBP
$661 USD
View
B
Retailer 13
-
£500 GBP
$670 USD
View
B
Retailer 14
-
£623 GBP
$835 USD
View
B
Retailer 15
-
£677 GBP
SGD 1,226 SGD
View
B
Retailer 16
-
£721 GBP
View
Most Expensive
B
Do Amore Diamonds
27-1BB20EC9E · Oct 29
£1,075 GBP
$1,440 USD
View
16 more retailers have this diamond
Prices start from £112 GBPSave up to £963 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
£112 GBP