Cushion|Lab Grown|IGI

3.47ct G SI2 Cushion Lab Grown Diamond

ID • G/SI2 • IGI LG614329268

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG614329268

Diamond specifications and retailer prices

From $719 USD
As of October 26, 2026
Save $3,081 USD (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,800 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.47ct lab-grown cushion diamond

This 3.47ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG614329268 or 614329268. Listed at 4 retailers as of October 26, 2026, with prices from $719 to $3,800, a $3,081 spread on the same certified stone. Brilliant Earth lists it at $3,800. 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

3.47
Carat
G
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614329268
Dimensions10.89 × 7.73 × 5.26 mm
L/W Ratio1.41
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
10.89 mm7.73 mm3.47 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614329268
Side View
Table 62.0%Crown 32.5°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 68.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: $3,800 USD|Low: $719 USD|High: $3,910 USD|Avg: $2,017 USD|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 25, 2026
Retailer 3$719 USD
Retailer 4$1,350 USD
Retailer 2$1,941 USD
Brilliant Earth$3,800 USD

13 data points across 4 retailers

4 retailers$719 USD to $3,800 USD

B+
Cheapest Retailer
-
$719 USD
A
Retailer 2
-
$1,350 USD
View
B+
Retailer 3
-
$1,941 USD
£1,528 GBP
View
Most Expensive
B
Brilliant Earth
8907390Y · Oct 26
$3,800 USD
View
3 more retailers have this diamond
Prices start from $719 USDSave up to $3,081 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.47ct Cushion
$719 USD