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Cushion|Lab Grown|IGI

1.00ct F SI1 Cushion Lab Grown Diamond

VG • F/SI1 • IGI LG747513436

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG747513436

Diamond specifications and retailer prices

From $650 USD
As of November 2, 2026
2 retailers carry this diamond
Most expensive: $650 USD at Brilliant Earth
View at Brilliant Earth

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG747513436 or 747513436. Listed at 2 retailers as of November 2, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747513436
Dimensions6.97 × 5.27 × 3.65 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.97 mm5.27 mm1.00 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747513436
Side View
Table 62.0%Crown 31.9°Girdle: THK-VTKPavilion 38°Culet: NoneDepth 69.3%

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: $650 USD|Low: $120 USD|High: $1,054 USD|Avg: $519 USD|-30.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
August 4, 2026
Retailer 6$124 USD
Retailer 4$299 USD
Retailer 9$300 USD
Retailer 3$307 USD
Retailer 7$348 USD
Retailer 2$381 USD
Retailer 8$492 USD
Retailer 10$514 USD
Brilliant Earth$650 USD
Retailer 11$678 USD
Retailer 5$1,054 USD

70 data points across 11 retailers

2 retailers

Retailer 1
-
$502 USD
Most Expensive
B
Brilliant Earth
16902200A · Nov 2
$650 USD
View
1 more retailer has this diamond

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.

B
1.00ct Cushion
$650 USD