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Emerald|Lab Grown|IGI

1.54ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG529260203

Shape and cutting style on the report: Emerald cut

Certificate IGI LG529260203

Diamond specifications and retailer prices

From £181 GBP
$241 USD
As of October 28, 2026
Save £1,328 GBP (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,509 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown emerald diamond

This 1.54ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG529260203 or 529260203. Listed at 22 retailers as of October 28, 2026, with prices from £181 to £1,509, a £1,328 spread on the same certified stone. Do Amore Diamonds lists it at £1,509. 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

1.54
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle19.7°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529260203
Dimensions7.73 × 5.50 × 3.70 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
7.73 mm5.50 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529260203
Side View
Table 63.0%Crown 19.7°Girdle: MediumPavilion 43.4°Culet: LNGDepth 67.3%

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 28
Current: £405 GBP|Low: £125 GBP|High: £874 GBP|Avg: £434 GBP|+5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 9£181 GBP
Retailer 2£184 GBP
Retailer 6£304 GBP
Retailer 3£361 GBP
Retailer 8£387 GBP
Retailer 1£405 GBP
Retailer 10£468 GBP
Retailer 5£629 GBP
Retailer 7£826 GBP
Retailer 4£868 GBP

43 data points across 10 retailers

22 retailers£181 GBP to £1,509 GBP

Retailer 1
-
£151 GBP
$201 USD
Price last confirmed 28 days ago
Retailer 2
-
£157 GBP
$209 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
£181 GBP
$241 USD
View
Final sale: no returns
Retailer 4
-
£182 GBP
$243 USD
View
Price last confirmed 16 days ago
Retailer 5
-
£182 GBP
$243 USD
View
Price last confirmed 35 days ago
Retailer 6
-
£192 GBP
$256 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
£195 GBP
$260 USD
View
Retailer 8
-
£195 GBP
$260 USD
View
Price last confirmed 19 days ago
B+
Retailer 9
-
£304 GBP
$405 USD
View
A
Retailer 10
-
£308 GBP
HK$3,200 HKD
View
A
Retailer 11
-
£361 GBP
€458 EUR
View
B+
Retailer 12
-
£387 GBP
$516 USD
View
B+
Retailer 13
-
£405 GBP
View
B+
Retailer 14
-
£468 GBP
$623 USD
View
B
Retailer 15
-
£629 GBP
$838 USD
View
Retailer 16
-
£692 GBP
$922 USD
View
Price last confirmed 19 days ago
Retailer 17
-
£692 GBP
$922 USD
View
Price last confirmed 29 days ago
B
Retailer 18
-
£821 GBP
$1,093 USD
View
B
Retailer 19
-
£826 GBP
$1,100 USD
View
B
Retailer 20
-
£868 GBP
View
B
Retailer 21
-
£882 GBP
SGD 1,587 SGD
View
Most Expensive
B
Do Amore Diamonds
27-A5CFC17FD · Oct 29
£1,509 GBP
$2,010 USD
View
21 more retailers have this diamond
Prices start from £181 GBPSave up to £1,328 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
1.54ct Emerald
£181 GBP