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Asscher|Lab Grown|IGI

4.19ct H VS1 Asscher Lab Grown Diamond

EX • H/VS1 • IGI LG578310821

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG578310821

Diamond specifications and retailer prices

From €3,017 EUR
£2,654 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: €3,017 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 4.19ct lab-grown asscher diamond

This 4.19ct lab-grown asscher sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578310821 or 578310821. 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. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.19
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578310821
Dimensions8.78 × 8.76 × 5.91 mm
L/W Ratio1.00
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
8.78 mm8.76 mm4.19 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578310821
Side View
Table 65.0%Crown 39°Girdle: MediumPavilion 41.5°CuletDepth 67.5%

Caratlytics Score

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

Last verified: Nov 2
Current: €3,017 EUR|Low: €3,017 EUR|High: €3,017 EUR|Avg: €3,017 EUR
September 26, 2026
Diamond Quarter€3,017 EUR

1 data point across 1 retailer

1 retailer

B+
Diamond Quarter
4.19VS1HLG21B9BAN · Nov 2
€3,017 EUR
£2,654 GBP
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B+
4.19ct Asscher
€3,017 EUR