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Emerald|Lab Grown|IGI

1.53ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG743568411

Shape and cutting style on the report: Emerald cut

Certificate IGI LG743568411

Diamond specifications and retailer prices

From £201 GBP
$268 USD
As of October 28, 2026
Save £617 GBP (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £819 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.53ct lab-grown emerald diamond

This 1.53ct 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 LG743568411 or 743568411. Listed at 11 retailers as of October 28, 2026, with prices from £201 to £819, a £617 spread on the same certified stone. Brilliant Earth lists it at £819. 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

1.53
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743568411
Dimensions8.33 × 5.34 × 3.47 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm5.34 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743568411
Side View
Table 68.0%Crown 32.8°Girdle: MediumPavilion 41.2°Culet: LargeDepth 65.0%

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: £819 GBP|Low: £128 GBP|High: £841 GBP|Avg: £424 GBP|-2.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 9£128 GBP
Retailer 10£158 GBP
Retailer 7£201 GBP
Retailer 4£273 GBP
Retailer 2£285 GBP
Retailer 8£356 GBP
Retailer 6£399 GBP
Retailer 3£546 GBP
Retailer 11£661 GBP
Retailer 5£750 GBP
Brilliant Earth£819 GBP

42 data points across 11 retailers

11 retailers£201 GBP to £819 GBP

Retailer 1
-
£128 GBP
$171 USD
Price last confirmed 37 days ago
Retailer 2
-
£158 GBP
$210 USD
View
Price last confirmed 36 days ago
B+
Retailer 3
-
£201 GBP
$268 USD
View
A
Retailer 4
-
£273 GBP
€346 EUR
View
A
Retailer 5
-
£285 GBP
View
B+
Retailer 6
-
£356 GBP
$474 USD
View
B+
Retailer 7
-
£399 GBP
$531 USD
View
B+
Retailer 8
-
£554 GBP
$737 USD
View
Retailer 9
-
£661 GBP
$880 USD
View
Price last confirmed 43 days ago
B
Retailer 10
-
£750 GBP
View
Most Expensive
B
Brilliant Earth
21009486A · Oct 29
£819 GBP
$1,090 USD
View
10 more retailers have this diamond
Prices start from £201 GBPSave up to £617 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
1.53ct Emerald
£201 GBP