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Radiant|Lab Grown|IGI

3.31ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG654414208

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

Certificate IGI LG654414208

Diamond specifications and retailer prices

From $2,630 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,630 USD at Brilliant Earth
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 Brilliant Earth

About this 3.31ct lab-grown radiant diamond

This 3.31ct lab-grown radiant sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG654414208 or 654414208. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.31
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654414208
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm3.31 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654414208
Side View
Table 66.0%Crown 44.3°Girdle: Slightly ThickPavilion 35.6°Culet: NoneDepth 67.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $2,630 USD|Low: $627 USD|High: $4,930 USD|Avg: $2,394 USD|-45.9%
Brilliant Earth
Retailer 2
Retailer 3
January 2, 2026
Retailer 3$627 USD
Retailer 2$2,210 USD
Brilliant Earth$2,630 USD

6 data points across 3 retailers

1 retailer

B
Brilliant Earth
14718505A · Oct 29
$2,630 USD
View

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B
3.31ct Radiant
$2,630 USD