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Radiant|Lab Grown|IGI

4.91ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG651423043

Certificate IGI LG651423043

Diamond specifications and retailer prices

From $1,704 USD
1 retailer carries this diamond
Only listing: $1,704 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 4.91ct lab-grown radiant diamond

This 4.91ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG651423043 or 651423043. Currently listed at a single retailer. 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

4.91
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.2°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651423043
Dimensions12.13 × 8.34 × 5.54 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.13 mm8.34 mm4.91 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651423043
Side View
Table 68.0%Crown 46.2°Girdle: MediumPavilion 36.1°CuletDepth 66.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 1
Current: $1,704 USD|Low: $1,704 USD|High: $1,704 USD|Avg: $1,704 USD
September 26, 2026
Diamond Quarter$1,704 USD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
4.91VS1FLG432CBFN · Oct 1
$1,704 USD
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B
4.91ct Radiant
$1,704 USD