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Asscher|Lab Grown|IGI

1.37ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG660441810

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG660441810

Diamond specifications and retailer prices

From €653 EUR
£575 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: €653 EUR at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.37ct lab-grown asscher diamond

This 1.37ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660441810 or 660441810. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.37
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660441810
Dimensions6.20 × 6.04 × 4.02 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.20 mm6.04 mm1.37 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660441810
Side View
Table 65.0%Crown 38.7°Girdle: MediumPavilion 39.5°Culet: NoneDepth 66.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: €408 EUR|Low: €255 EUR|High: €1,387 EUR|Avg: €866 EUR|+60.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
April 14, 2026
Retailer 6€321 EUR
Retailer 1€408 EUR
Retailer 3€426 EUR
Retailer 8€854 EUR
Retailer 4€922 EUR
Retailer 2€952 EUR
Retailer 5€1,110 EUR
Retailer 7€1,110 EUR
Retailer 9€1,387 EUR

23 data points across 9 retailers

1 retailer

B
Diamond Quarter
1.37SI1ELG10A9D0N · Oct 29
€653 EUR
£575 GBP
View

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
1.37ct Asscher
€653 EUR