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 $710 USD
As of October 30, 2026
4 retailers carry this diamond
Most expensive: $2,566 USD 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 30, 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 30
Current: $2,566 USD|Low: $710 USD|High: $4,707 USD|Avg: $2,279 USD|+1.0%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2$710 USD
Retailer 4$1,626 USD
Retailer 6$1,795 USD
Retailer 7$1,841 USD
Retailer 5$2,208 USD
Loose Grown Diamond$2,566 USD
Retailer 3$4,669 USD

11 data points across 7 retailers

4 retailers

B
Cheapest Retailer
-
$710 USD
Retailer 2
-
$1,626 USD
View
Price last confirmed 17 days ago
Most Expensive
Loose Grown Diamond
514255268 · Oct 26
$2,566 USD
View
Price under review
2 more retailers have this diamond
Prices start from $710 USD

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
$710 USD