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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 $1,117 NZD
£495 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,117 NZD 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: $652 NZD|Low: $652 NZD|High: $2,356 NZD|Avg: $1,277 NZD|-21.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
January 30, 2026
Retailer 1$652 NZD
Retailer 4$681 NZD
Retailer 5$1,016 NZD
Retailer 2$1,068 NZD
Retailer 7$1,144 NZD
Retailer 3$1,528 NZD
Retailer 6$2,167 NZD

31 data points across 7 retailers

1 retailer

B
Diamond Quarter
1.21VS1GLG273609N · Nov 2
$1,117 NZD
£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
$1,117 NZD