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Cushion|Lab Grown|IGI

3.04ct G SI1 Cushion Lab Grown Diamond

EX • G/SI1 • IGI LG12589718

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG12589718

Diamond specifications and retailer prices

From $1,246 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $1,246 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 3.04ct lab-grown cushion diamond

This 3.04ct lab-grown cushion 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 LG12589718 or 12589718. Listed at a single retailer as of November 1, 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

3.04
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12589718
Dimensions8.43 × 7.90 mm
L/W Ratio1.07
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
8.43 mm7.90 mm3.04 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12589718
Side View
Table 59.0%Crown 37°Girdle: MED-UNDPavilion 33.7°Culet: NoneDepth 67.3%

Caratlytics Score

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

Last verified: Nov 1
Current: $1,246 USD|Low: $1,194 USD|High: $1,540 USD|Avg: $1,327 USD|-19.1%
September 23, 2026
B2C Jewels$1,246 USD

3 data points across 1 retailer

1 retailer

B+
B2C Jewels
20138939 · Nov 1
$1,246 USD
View

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B+
3.04ct Cushion
$1,246 USD