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Asscher|Lab Grown|IGI

1.64ct F VS1 Asscher Lab Grown Diamond

ID • F/VS1 • IGI LG621498150

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG621498150

Diamond specifications and retailer prices

From HK$6,393 HKD
£642 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: HK$6,393 HKD 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621498150 or 621498150. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621498150
Dimensions6.50 × 6.39 × 4.32 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
6.50 mm6.39 mm1.64 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621498150
Side View
Table 65.0%Crown 38.4°Girdle: MED-STKPavilion 39°Culet: NoneDepth 67.6%

Caratlytics Score

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

Last verified: Nov 2
Current: HK$1,373 HKD|Low: HK$1,373 HKD|High: HK$11,459 HKD|Avg: HK$5,963 HKD
Retailer 1
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June 13, 2026
Retailer 1HK$1,373 HKD
Retailer 3HK$2,613 HKD
Retailer 11HK$3,394 HKD
Retailer 6HK$3,492 HKD
Retailer 2HK$3,957 HKD
Retailer 10HK$4,221 HKD
Retailer 5HK$4,700 HKD
Retailer 12HK$5,314 HKD
Retailer 9HK$5,904 HKD
Retailer 7HK$6,844 HKD
Retailer 4HK$7,125 HKD
Retailer 14HK$9,837 HKD
Retailer 13HK$11,455 HKD
Retailer 8HK$11,459 HKD

41 data points across 14 retailers

1 retailer

B+
Diamond Quarter
1.64VS1FLG5090F4N · Nov 2
HK$6,393 HKD
£642 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
HK$6,393 HKD