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4.03ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG526276270

Shape and cutting style on the report: Round brilliant

Certificate IGI LG526276270

Diamond specifications and retailer prices

From $1,472 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,472 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 4.03ct lab-grown round diamond

This 4.03ct lab-grown round 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 LG526276270 or 526276270. Listed at a single retailer as of November 2, 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

4.03
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526276270
Dimensions10.28 × 10.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.28 mm10.33 mm4.03 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526276270
Side View
Table 58.5%Crown 34.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $1,472 USD|Low: $1,413 USD|High: $1,800 USD|Avg: $1,562 USD|-18.2%
September 23, 2026
B2C Jewels$1,472 USD

3 data points across 1 retailer

1 retailer

B
B2C Jewels
26595937 · Nov 2
$1,472 USD
View

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B
4.03ct Round
$1,472 USD