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Radiant|Lab Grown|IGI

3.07ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG667455883

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

Certificate IGI LG667455883

Diamond specifications and retailer prices

From $1,303 USD
£1,026 GBP
As of October 28, 2026
1 retailer carries this diamond
Only listing: $1,303 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 3.07ct lab-grown radiant diamond

This 3.07ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG667455883 or 667455883. Listed at a single retailer as of October 28, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.07
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667455883
Dimensions10.25 × 7.24 × 4.77 mm
L/W Ratio1.42
Top View
10.25 mm7.24 mm3.07 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667455883
Side View
Table 66.0%Crown 42.7°Girdle: MED-STKPavilion 34.3°CuletDepth 65.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: $1,303 USD|Low: $1,303 USD|High: $1,303 USD|Avg: $1,303 USD
September 26, 2026
Diamond Quarter$1,303 USD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
3.07SI1ELG834770N · Oct 28
$1,303 USD
£1,026 GBP
View

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B
3.07ct Radiant
$1,303 USD