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Emerald|Lab Grown|IGI

1.53ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG561253175

Shape and cutting style on the report: Emerald cut

Certificate IGI LG561253175

Diamond specifications and retailer prices

From £176 GBP
$236 USD
As of October 30, 2026
Save £884 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,060 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG561253175 or 561253175. Listed at 15 retailers as of October 29, 2026, with prices from £176 to £1,060, a £884 spread on the same certified stone. Brilliant Earth lists it at £1,060. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561253175
Dimensions7.85 × 5.46 × 3.73 mm
L/W Ratio1.44
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
7.85 mm5.46 mm1.53 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561253175
Side View
Table 64.0%Crown 34.5°Girdle: MediumPavilion 42.3°Culet: LNGDepth 68.3%

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: £1,060 GBP|Low: £140 GBP|High: £1,090 GBP|Avg: £478 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
Retailer 12
Retailer 13
October 30, 2026
Retailer 9£176 GBP
Retailer 4£203 GBP
Retailer 8£204 GBP
Retailer 11£218 GBP
Retailer 13£307 GBP
Retailer 6£367 GBP
Retailer 5£407 GBP
Retailer 2£412 GBP
Retailer 10£702 GBP
Retailer 12£704 GBP
Retailer 3£761 GBP
Retailer 7£879 GBP
Brilliant Earth£1,060 GBP

43 data points across 13 retailers

15 retailers£176 GBP to £1,060 GBP

A
Cheapest Retailer
-
£176 GBP
$236 USD
A
Retailer 2
-
£203 GBP
$272 USD
View
Final sale: no returns
A
Retailer 3
-
£204 GBP
$273 USD
View
A
Retailer 4
-
£218 GBP
$292 USD
View
A
Retailer 5
-
£258 GBP
HK$2,700 HKD
View
B+
Retailer 6
-
£307 GBP
$412 USD
View
A
Retailer 7
-
£367 GBP
€468 EUR
View
B+
Retailer 8
-
£407 GBP
$545 USD
View
B+
Retailer 9
-
£412 GBP
View
B
Retailer 10
-
£702 GBP
$940 USD
View
B
Retailer 11
-
£704 GBP
$943 USD
View
B
Retailer 12
-
£738 GBP
SGD 1,336 SGD
View
B
Retailer 13
-
£761 GBP
$1,020 USD
View
B
Retailer 14
-
£879 GBP
View
Most Expensive
B
Brilliant Earth
6687099A · Oct 29
£1,060 GBP
$1,420 USD
View
14 more retailers have this diamond
Prices start from £176 GBPSave up to £884 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
£176 GBP