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Asscher|Lab Grown|IGI

1.63ct F VS1 Asscher Lab Grown Diamond

ID • F/VS1 • IGI LG618463633

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG618463633

Diamond specifications and retailer prices

From £643 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: £643 GBP 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 1.63ct lab-grown asscher diamond

This 1.63ct 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 LG618463633 or 618463633. 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618463633
Dimensions6.67 × 6.47 × 4.28 mm
L/W Ratio1.03
Culet sizePointed
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
6.67 mm6.47 mm1.63 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618463633
Side View
Table 61.0%Crown 32.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 66.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £504 GBP|Low: £142 GBP|High: £75,465 GBP|Avg: £2,372 GBP
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August 2, 2026
Retailer 9£306 GBP
Retailer 7£350 GBP
Retailer 11£389 GBP
Retailer 5£460 GBP
Retailer 1£504 GBP
Retailer 10£531 GBP
Retailer 2£567 GBP
Retailer 3£708 GBP
Retailer 4£771 GBP
Retailer 12£808 GBP
Retailer 13£963 GBP
Retailer 6£1,082 GBP
Retailer 8£75,017 GBP

66 data points across 13 retailers

1 retailer

B+
Diamond Quarter
1.63VS1FLG33EE55N · Oct 31
£643 GBP
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B+
1.63ct Asscher
£643 GBP