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Asscher|Lab Grown|IGI

1.21ct G VS1 Asscher Lab Grown Diamond

ID • G/VS1 • IGI LG578316927

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG578316927

Diamond specifications and retailer prices

From €560 EUR
£495 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: €560 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 1.21ct lab-grown asscher diamond

This 1.21ct lab-grown asscher sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578316927 or 578316927. 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

1.21
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578316927
Dimensions5.86 × 5.77 × 3.81 mm
L/W Ratio1.02
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
5.86 mm5.77 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578316927
Side View
Table 66.0%Crown 35.1°Girdle: Slightly ThickPavilion 39.5°Culet: NoneDepth 66.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: €327 EUR|Low: €327 EUR|High: €1,182 EUR|Avg: €640 EUR|-21.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
January 30, 2026
Retailer 1€327 EUR
Retailer 4€342 EUR
Retailer 5€510 EUR
Retailer 2€536 EUR
Retailer 7€574 EUR
Retailer 3€767 EUR
Retailer 6€1,087 EUR

31 data points across 7 retailers

1 retailer

B
Diamond Quarter
1.21VS1GLG273609N · Nov 2
€560 EUR
£495 GBP
View

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
1.21ct Asscher
€560 EUR