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Emerald|Lab Grown|IGI

1.05ct D SI2 Emerald Lab Grown Diamond

ID • D/SI2 • IGI LG512226878

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512226878

Diamond specifications and retailer prices

From £103 GBP
$137 USD
As of October 30, 2026
Save £971 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,074 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown emerald diamond

This 1.05ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512226878 or 512226878. Listed at 15 retailers as of October 29, 2026, with prices from £103 to £1,074, a £971 spread on the same certified stone. MOH London lists it at £1,074. 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

1.05
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.8°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512226878
Dimensions7.16 × 4.72 × 3.12 mm
L/W Ratio1.52
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
7.16 mm4.72 mm1.05 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512226878
Side View
Table 62.0%Crown 25.8°Girdle: MediumPavilion 37.5°Culet: LNGDepth 66.1%

Caratlytics Score

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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 30
Current: £1,074 GBP|Low: £103 GBP|High: £1,074 GBP|Avg: £302 GBP|+64.4%
MOH London
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 3£103 GBP
Retailer 14£119 GBP
Retailer 10£128 GBP
Retailer 11£128 GBP
Retailer 2£218 GBP
Retailer 7£226 GBP
Retailer 9£240 GBP
Retailer 8£243 GBP
Retailer 5£345 GBP
Retailer 13£370 GBP
Retailer 12£412 GBP
Retailer 6£421 GBP
Retailer 4£475 GBP
MOH London£1,074 GBP

43 data points across 14 retailers

15 retailers£103 GBP to £1,074 GBP

A
Cheapest Retailer
-
£103 GBP
$137 USD
A
Retailer 2
-
£119 GBP
$159 USD
View
A
Retailer 3
-
£128 GBP
$170 USD
View
A
Retailer 4
-
£128 GBP
$170 USD
View
A
Retailer 5
-
£218 GBP
View
A
Retailer 6
-
£226 GBP
€287 EUR
View
A
Retailer 7
-
£240 GBP
$319 USD
View
A
Retailer 8
-
£243 GBP
View
B+
Retailer 9
-
£345 GBP
$460 USD
View
B+
Retailer 10
-
£359 GBP
$478 USD
View
B+
Retailer 11
-
£370 GBP
$493 USD
View
B+
Retailer 12
-
£412 GBP
$548 USD
View
B+
Retailer 13
-
£421 GBP
$560 USD
View
Retailer 14
-
£475 GBP
$632 USD
View
Price last confirmed 10 days ago
Most Expensive
C
MOH London
LG512226878 · Oct 29
£1,074 GBP
View
14 more retailers have this diamond
Prices start from £103 GBPSave up to £971 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
1.05ct Emerald
£103 GBP