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Emerald|Lab Grown|IGI

1.80ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG541251857

Shape and cutting style on the report: Emerald cut

Certificate IGI LG541251857

Diamond specifications and retailer prices

From £228 GBP
$303 USD
As of October 30, 2026
Save £905 GBP (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,133 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.8ct lab-grown emerald diamond

This 1.8ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG541251857 or 541251857. Listed at 14 retailers as of October 26, 2026, with prices from £228 to £1,133, a £905 spread on the same certified stone. MOH London lists it at £1,133. 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

1.80
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541251857
Dimensions7.97 × 5.67 × 3.84 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
7.97 mm5.67 mm1.80 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541251857
Side View
Table 64.0%Crown 26.2°Girdle: Slightly ThickPavilion 41.4°Culet: LNGDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,133 GBP|Low: £219 GBP|High: £1,144 GBP|Avg: £519 GBP|+0.2%
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 11£228 GBP
Retailer 4£255 GBP
Retailer 12£264 GBP
Retailer 9£282 GBP
Retailer 13£282 GBP
Retailer 3£407 GBP
Retailer 8£409 GBP
Retailer 7£460 GBP
Retailer 2£501 GBP
Retailer 6£541 GBP
Retailer 14£867 GBP
Retailer 5£904 GBP
Retailer 10£907 GBP
MOH London£1,133 GBP

42 data points across 14 retailers

14 retailers£228 GBP to £1,133 GBP

A
Cheapest Retailer
-
£228 GBP
$303 USD
A
Retailer 2
-
£255 GBP
$340 USD
View
Final sale: no returns
A
Retailer 3
-
£264 GBP
$352 USD
View
A
Retailer 4
-
£282 GBP
$376 USD
View
A
Retailer 5
-
£282 GBP
$376 USD
View
A
Retailer 6
-
£407 GBP
$542 USD
View
A
Retailer 7
-
£409 GBP
$545 USD
View
B+
Retailer 8
-
£460 GBP
€584 EUR
View
B+
Retailer 9
-
£501 GBP
View
B+
Retailer 10
-
£541 GBP
$721 USD
View
B
Retailer 11
-
£867 GBP
$1,155 USD
View
Retailer 12
-
£904 GBP
SGD 1,627 SGD
View
Price last confirmed 18 days ago
B
Retailer 13
-
£907 GBP
$1,208 USD
View
Most Expensive
B
MOH London
LG541251857 · Oct 26
£1,133 GBP
View
13 more retailers have this diamond
Prices start from £228 GBPSave up to £905 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
1.80ct Emerald
£228 GBP