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Radiant|Lab Grown|IGI

3.03ct G SI1 Radiant Lab Grown Diamond

EX • G/SI1 • IGI LG639481271

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

Certificate IGI LG639481271

Diamond specifications and retailer prices

From €944 EUR
£831 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: €944 EUR 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 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG639481271 or 639481271. 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. 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

3.03
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639481271
Dimensions10.23 × 7.08 × 4.73 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.23 mm7.08 mm3.03 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639481271
Side View
Table 68.0%Crown 46.9°Girdle: MediumPavilion 34.8°CuletDepth 66.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €944 EUR|Low: €944 EUR|High: €944 EUR|Avg: €944 EUR
September 26, 2026
Diamond Quarter€944 EUR

1 data point across 1 retailer

1 retailer

B+
Diamond Quarter
3.03SI1GLG715B7DN · Oct 31
€944 EUR
£831 GBP
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B+
3.03ct Radiant
€944 EUR