Asscher|Lab Grown|IGI

1.50ct E SI2 Asscher Lab Grown Diamond

ID • E/SI2 • IGI LG564349854

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG564349854

Diamond specifications and retailer prices

From £485 GBP
$646 USD
As of October 29, 2026
Save £116 GBP (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £601 GBP at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.5ct lab-grown asscher diamond

This 1.5ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG564349854 or 564349854. Listed at 2 retailers as of October 29, 2026, with prices from £485 to £601, a £116 spread on the same certified stone. Diamond Quarter lists it at £601. 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

1.50
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG564349854
Dimensions6.37 × 6.26 × 4.16 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.37 mm6.26 mm1.50 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG564349854
Side View
Table 64.5%Crown 39.9°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 66.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £485 GBP|Low: £152 GBP|High: £1,419 GBP|Avg: £758 GBP|-5.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 23, 2026
Retailer 2£152 GBP
Retailer 7£265 GBP
Retailer 3£374 GBP
Retailer 1£485 GBP
Retailer 5£553 GBP
Retailer 6£747 GBP
Retailer 4£1,119 GBP
Retailer 8£1,171 GBP

61 data points across 8 retailers

2 retailers£485 GBP to £601 GBP

B+
Cheapest Retailer
-
£485 GBP
$646 USD
Most Expensive
B
Diamond Quarter
1.5SI2ELG5478EAN · Oct 29
£601 GBP
View
1 more retailer has this diamond
Prices start from £485 GBPSave up to £116 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.

B+
1.50ct Asscher
£485 GBP