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Asscher|Lab Grown|IGI

1.63ct H SI1 Asscher Lab Grown Diamond

ID • H/SI1 • IGI LG508153183

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG508153183

Diamond specifications and retailer prices

From €725 EUR
£638 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: €725 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 1.63ct lab-grown asscher diamond

This 1.63ct lab-grown asscher sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508153183 or 508153183. 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

1.63
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508153183
Dimensions6.51 × 6.49 × 4.20 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
6.51 mm6.49 mm1.63 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508153183
Side View
Table 65.0%Crown 22.1°Girdle: MediumPavilion 38.2°Culet: NoneDepth 64.7%

Caratlytics Score

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

Last verified: Oct 29
Current: €1,924 EUR|Low: €98 EUR|High: €1,924 EUR|Avg: €732 EUR|+389.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
July 20, 2026
Retailer 4€252 EUR
Retailer 5€330 EUR
Retailer 6€349 EUR
Retailer 3€737 EUR
Retailer 7€817 EUR
Retailer 2€1,441 EUR
Retailer 1€1,924 EUR

32 data points across 7 retailers

1 retailer

B+
Diamond Quarter
1.63SI1HLG831452N · Oct 29
€725 EUR
£638 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+
1.63ct Asscher
€725 EUR