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Radiant|Lab Grown|IGI

1.23ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG669481955

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

Certificate IGI LG669481955

Diamond specifications and retailer prices

From €407 EUR
$455 USD
As of November 1, 2026
Save €88 EUR (18%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €495 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG669481955 or 669481955. Listed at 2 retailers as of October 31, 2026, with prices from €407 to €495, a €88 spread on the same certified stone. Diamond Quarter lists it at €495. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669481955
Dimensions7.59 × 5.31 × 3.49 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.59 mm5.31 mm1.23 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669481955
Side View
Table 64.0%Crown 41.7°Girdle: MediumPavilion 34.6°Culet: NoneDepth 65.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €407 EUR|Low: €399 EUR|High: €1,155 EUR|Avg: €781 EUR|-9.0%
Retailer 1
Retailer 2
Retailer 3
September 23, 2026
Retailer 1€407 EUR
Retailer 2€585 EUR
Retailer 3€1,155 EUR

5 data points across 3 retailers

2 retailers€407 EUR to €495 EUR

A
Cheapest Retailer
-
€407 EUR
$455 USD
Most Expensive
B+
Diamond Quarter
1.23VS2GLG559347N · Oct 31
€495 EUR
£436 GBP
View
1 more retailer has this diamond
Prices start from €407 EURSave up to €88 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
1.23ct Radiant
€407 EUR