Radiant|Lab Grown|IGI

1.21ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG644486804

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG644486804

Diamond specifications and retailer prices

From €732 EUR
£642 GBP
As of October 28, 2026
1 retailer carries this diamond
Only listing: €732 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 radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG644486804 or 644486804. Listed at a single retailer as of October 28, 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
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644486804
Dimensions7.66 × 5.32 × 3.46 mm
L/W Ratio1.44
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
7.66 mm5.32 mm1.21 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644486804
Side View
Table 64.0%Crown 42.2°Girdle: MED-STKPavilion 33.6°Culet: NoneDepth 65.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: €144 EUR|Low: €144 EUR|High: €85,414 EUR|Avg: €804 EUR
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June 13, 2026
Retailer 1€144 EUR
Retailer 7€253 EUR
Retailer 14€339 EUR
Retailer 17€344 EUR
Retailer 16€364 EUR
Retailer 15€392 EUR
Retailer 4€497 EUR
Retailer 12€516 EUR
Retailer 5€581 EUR
Retailer 6€659 EUR
Retailer 9€677 EUR
Retailer 3€731 EUR
Retailer 8€738 EUR
Retailer 13€745 EUR
Retailer 11€880 EUR
Retailer 2€1,033 EUR
Retailer 10€1,294 EUR

41 data points across 17 retailers

1 retailer

B
Diamond Quarter
1.21VVS1ELG044CA0N · Oct 28
€732 EUR
£642 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 Radiant
€732 EUR