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Emerald|Lab Grown|IGI

1.53ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG589304832

Shape and cutting style on the report: Emerald cut

Certificate IGI LG589304832

Diamond specifications and retailer prices

From £173 GBP
$230 USD
As of October 27, 2026
Save £841 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,014 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 LG589304832 or 589304832. Listed at 16 retailers as of October 27, 2026, with prices from £173 to £1,014, a £841 spread on the same certified stone. Brilliant Earth lists it at £1,014. 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 angle33.3°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589304832
Dimensions7.72 × 5.53 × 3.64 mm
L/W Ratio1.40
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
7.72 mm5.53 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589304832
Side View
Table 63.0%Crown 33.3°Girdle: MediumPavilion 38.4°Culet: LNGDepth 65.8%

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 27
Current: £1,014 GBP|Low: £137 GBP|High: £1,044 GBP|Avg: £449 GBP|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 9£173 GBP
Retailer 3£197 GBP
Retailer 8£200 GBP
Retailer 11£214 GBP
Retailer 13£302 GBP
Retailer 6£360 GBP
Retailer 2£402 GBP
Retailer 4£404 GBP
Retailer 5£465 GBP
Retailer 10£688 GBP
Retailer 12£691 GBP
Retailer 7£862 GBP
Brilliant Earth£1,014 GBP

43 data points across 13 retailers

16 retailers£173 GBP to £1,014 GBP

A
Cheapest Retailer
-
£173 GBP
$230 USD
A
Retailer 2
-
£197 GBP
$263 USD
View
Final sale: no returns
A
Retailer 3
-
£200 GBP
$267 USD
View
A
Retailer 4
-
£214 GBP
$285 USD
View
A
Retailer 5
-
£214 GBP
$285 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
£250 GBP
HK$2,600 HKD
View
B+
Retailer 7
-
£302 GBP
$402 USD
View
A
Retailer 8
-
£360 GBP
€456 EUR
View
B+
Retailer 9
-
£402 GBP
View
B+
Retailer 10
-
£404 GBP
$538 USD
View
B+
Retailer 11
-
£465 GBP
$619 USD
View
B
Retailer 12
-
£688 GBP
$916 USD
View
B
Retailer 13
-
£691 GBP
$920 USD
View
B
Retailer 14
-
£725 GBP
SGD 1,304 SGD
View
B
Retailer 15
-
£862 GBP
View
Most Expensive
B
Brilliant Earth
7705170A · Oct 29
£1,014 GBP
$1,350 USD
View
15 more retailers have this diamond
Prices start from £173 GBPSave up to £841 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
£173 GBP