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Asscher|Lab Grown|IGI

1.64ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG586357006

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG586357006

Diamond specifications and retailer prices

From €653 EUR
£574 GBP
As of October 31, 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 1.64ct lab-grown asscher diamond

This 1.64ct lab-grown asscher sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG586357006 or 586357006. Listed at a single retailer as of October 31, 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

1.64
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586357006
Dimensions6.45 × 6.42 × 4.36 mm
L/W Ratio1.00
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
6.45 mm6.42 mm1.64 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586357006
Side View
Table 64.0%Crown 34°Girdle: MediumPavilion 44.2°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €1,584 EUR|Low: €104 EUR|High: €1,584 EUR|Avg: €779 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
June 19, 2026
Retailer 4€276 EUR
Retailer 5€358 EUR
Retailer 3€417 EUR
Retailer 2€788 EUR
Retailer 6€878 EUR
Retailer 1€1,584 EUR

30 data points across 6 retailers

1 retailer

B+
Diamond Quarter
1.64SI1FLG067BE5N · Oct 31
€653 EUR
£574 GBP
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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+
1.64ct Asscher
€653 EUR