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Radiant|Lab Grown|IGI

1.21ct F VS2 Radiant Lab Grown Diamond

VG • F/VS2 • IGI LG604302681

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

Certificate IGI LG604302681

Diamond specifications and retailer prices

From €362 EUR
As of November 6, 2026
Save €142 EUR (28%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €503 EUR at Diamond Quarter · As of November 5, 2026
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 F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG604302681 or 604302681. Listed at 2 retailers as of November 5, 2026, with prices from €362 to €503, a €142 spread on the same certified stone. Diamond Quarter lists it at €503. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
F
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604302681
Dimensions7.62 × 5.32 × 3.33 mm
L/W Ratio1.43
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
7.62 mm5.32 mm1.21 ctF / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604302681
Side View
Table 59.0%Crown 40°Girdle: MediumPavilion 31°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €362 EUR|Low: €356 EUR|High: €1,155 EUR|Avg: €820 EUR|-9.6%
Retailer 1
Retailer 2
September 23, 2026
Retailer 1€362 EUR
Retailer 2€1,155 EUR

4 data points across 2 retailers

2 retailers€362 EUR to €503 EUR

A
Cheapest Retailer
-
€362 EUR
Most Expensive
B
Diamond Quarter
1.21VS2FLG813E16N · Nov 5
€503 EUR
£443 GBP
View
1 more retailer has this diamond
Prices start from €362 EURSave up to €142 EUR

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.

A
1.21ct Radiant
€362 EUR