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Cushion|Lab Grown|IGI

1.47ct F SI1 Cushion Lab Grown Diamond

EX • F/SI1 • IGI LG728521986

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG728521986

Diamond specifications and retailer prices

From $511 USD
As of November 6, 2026
Save $786 USD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,297 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.47ct lab-grown cushion diamond

This 1.47ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG728521986 or 728521986. Listed at 8 retailers as of November 1, 2026, with prices from $511 to $1,297, a $786 spread on the same certified stone. MOH London lists it at $1,297. 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

1.47
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.1°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728521986
Dimensions6.55 × 6.49 × 4.38 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.55 mm6.49 mm1.47 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG728521986
Side View
Table 60.0%Crown 44.1°Girdle: MED-THKPavilion 34.7°Culet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,297 USD|Low: $500 USD|High: $1,313 USD|Avg: $710 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$511 USD
Retailer 5$539 USD
Retailer 6$585 USD
Retailer 3$612 USD
Retailer 4$710 USD
MOH London$1,297 USD

43 data points across 6 retailers

8 retailers$511 USD to $1,297 USD

Retailer 1
-
$409 USD
Price last confirmed 64 days ago
A
Retailer 2
-
$511 USD
View
A
Retailer 3
-
$539 USD
View
A
Retailer 4
-
$585 USD
View
B+
Retailer 5
-
$603 USD
View
A
Retailer 6
-
$612 USD
View
B+
Retailer 7
-
$710 USD
View
Most Expensive
B
MOH London
LG728521986 · Nov 1
$1,297 USD
£1,021 GBP
View
7 more retailers have this diamond
Prices start from $511 USDSave up to $786 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
1.47ct Cushion
$511 USD