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Radiant|Lab Grown|IGI

1.21ct D VS2 Radiant Lab Grown Diamond

EX • D/VS2 • IGI LG510157797

Certificate IGI LG510157797

Diamond specifications and retailer prices

From $1,640 USD
As of November 4, 2026
1 retailer carries this diamond
Only listing: $1,640 USD at B2C Jewels
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 B2C Jewels

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG510157797 or 510157797. Listed at a single retailer as of November 4, 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

1.21
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG510157797
Dimensions7.01 × 5.36 mm
L/W Ratio1.31
Top View
7.01 mm5.36 mm1.21 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateIGI LG510157797
Side View
Table 67.5%CrownGirdle: MediumPavilionCulet: NoneDepth 65.3%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 4
Current: $1,640 USD|Low: $1,562 USD|High: $2,702 USD|Avg: $1,994 USD|-39.3%
September 23, 2026
B2C Jewels$1,640 USD

4 data points across 1 retailer

1 retailer

C
B2C Jewels
20035758 · Nov 4
$1,640 USD
View

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C
1.21ct Radiant
$1,640 USD