Radiant|Lab Grown|IGI

1.23ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG649409125

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

Certificate IGI LG649409125

Diamond specifications and retailer prices

From $652 USD
£514 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: $652 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
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 LG649409125 or 649409125. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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 angle47.4°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649409125
Dimensions7.48 × 5.20 × 3.47 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.48 mm5.20 mm1.23 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649409125
Side View
Table 65.0%Crown 47.4°Girdle: MED-STKPavilion 31°Culet: NoneDepth 66.7%

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: $631 USD|Low: $185 USD|High: $1,340 USD|Avg: $681 USD|-16.3%
Retailer 1
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Retailer 12
May 10, 2026
Retailer 7$317 USD
Retailer 9$319 USD
Retailer 5$355 USD
Retailer 10$482 USD
Retailer 11$509 USD
Retailer 12$563 USD
Retailer 1$631 USD
Retailer 8$651 USD
Retailer 2$700 USD
Retailer 3$1,052 USD
Retailer 4$1,096 USD
Retailer 6$1,220 USD

57 data points across 12 retailers

1 retailer

B
Diamond Quarter
1.23VS2GLG25F0A1N · Oct 31
$652 USD
£514 GBP
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B
1.23ct Radiant
$652 USD