Radiant|Lab Grown|IGI

1.23ct I VS2 Radiant Lab Grown Diamond

GD • I/VS2 • IGI LG514255268

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

Certificate IGI LG514255268

Diamond specifications and retailer prices

From €636 EUR
$710 USD
As of October 31, 2026
4 retailers carry this diamond
Most expensive: €2,297 EUR at Loose Grown Diamond · As of October 26, 2026
View at Loose Grown Diamond

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG514255268 or 514255268. Listed at 4 retailers as of October 31, 2026. 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

1.23
Carat
I
Color
VS2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle53.2°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514255268
Dimensions7.28 × 5.22 × 3.54 mm
L/W Ratio1.39
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
7.28 mm5.22 mm1.23 ctI / VS2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514255268
Side View
Table 65.0%Crown 53.2°Girdle: Slightly ThickPavilion 30.7°Culet: NoneDepth 67.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €2,297 EUR|Low: €636 EUR|High: €4,213 EUR|Avg: €2,040 EUR|+1.0%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2€636 EUR
Retailer 4€1,455 EUR
Retailer 6€1,607 EUR
Retailer 7€1,648 EUR
Retailer 5€1,976 EUR
Loose Grown Diamond€2,297 EUR
Retailer 3€4,179 EUR

11 data points across 7 retailers

4 retailers

B
Cheapest Retailer
-
€636 EUR
$710 USD
Retailer 2
-
€1,455 EUR
$1,626 USD
View
Price last confirmed 19 days ago
Most Expensive
Loose Grown Diamond
514255268 · Oct 26
€2,297 EUR
$2,566 USD
View
Price under review
2 more retailers have this diamond
Prices start from €636 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.

B
1.23ct Radiant
€636 EUR