Radiant|Lab Grown|IGI

1.22ct G VS1 Radiant Lab Grown Diamond

VG • G/VS1 • IGI LG628498051

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

Certificate IGI LG628498051

Diamond specifications and retailer prices

From €143 EUR
As of October 30, 2026
Save €781 EUR (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €923 EUR at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.22ct lab-grown radiant diamond

This 1.22ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG628498051 or 628498051. Listed at 20 retailers as of October 30, 2026, with prices from €143 to €923, a €781 spread on the same certified stone. Flawless Fine Jewelry lists it at €923. 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

1.22
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628498051
Dimensions7.51 × 5.29 × 3.64 mm
L/W Ratio1.42
Culet sizePointed
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
7.51 mm5.29 mm1.22 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628498051
Side View
Table 67.0%Crown 41.4°Girdle: MediumPavilion 37.3°Culet: NoneDepth 68.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €923 EUR|Low: €134 EUR|High: €1,051 EUR|Avg: €420 EUR|+3.0%
Flawless Fine Jewelry
Retailer 2
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Retailer 20
October 31, 2026
Retailer 18€143 EUR
Retailer 8€162 EUR
Retailer 11€173 EUR
Retailer 17€177 EUR
Retailer 20€177 EUR
Retailer 7€294 EUR
Retailer 3€297 EUR
Retailer 2€308 EUR
Retailer 19€320 EUR
Retailer 10€347 EUR
Retailer 14€396 EUR
Retailer 5€421 EUR
Retailer 15€467 EUR
Retailer 13€471 EUR
Retailer 4€535 EUR
Retailer 9€535 EUR
Retailer 12€556 EUR
Retailer 16€668 EUR
Retailer 6€809 EUR
Flawless Fine Jewelry€923 EUR

39 data points across 20 retailers

20 retailers€143 EUR to €923 EUR

A
Cheapest Retailer
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€143 EUR
Retailer 2
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€162 EUR
View
Price last confirmed 8 days ago
Retailer 3
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€173 EUR
View
Price last confirmed 11 days ago
Retailer 4
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€177 EUR
View
Price last confirmed 7 days ago
Retailer 5
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€294 EUR
View
Price last confirmed 13 days ago
Retailer 6
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€297 EUR
View
Price last confirmed 9 days ago
A
Retailer 7
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€308 EUR
View
B+
Retailer 8
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€320 EUR
View
Retailer 9
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€347 EUR
View
Price last confirmed 27 days ago
B+
Retailer 10
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€396 EUR
View
Retailer 11
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€421 EUR
View
Price last confirmed 10 days ago
B+
Retailer 12
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€467 EUR
View
B+
Retailer 13
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€471 EUR
View
Retailer 14
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€535 EUR
View
Price last confirmed 15 days ago
Retailer 15
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€535 EUR
View
Price last confirmed 8 days ago
Retailer 16
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€556 EUR
View
Price last confirmed 8 days ago
B
Retailer 17
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€613 EUR
View
B
Retailer 18
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€668 EUR
View
Retailer 19
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€809 EUR
View
Price last confirmed 10 days ago
Most Expensive
B
Flawless Fine Jewelry
2BEB3421E · Oct 31
€923 EUR
£816 GBP
View
19 more retailers have this diamond
Prices start from €143 EURSave up to €781 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
1.22ct Radiant
€143 EUR