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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 $831 SGD
$650 USD
As of November 2, 2026
2 retailers carry this diamond
Most expensive: $831 SGD 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
Colour
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: $831 SGD|Low: $153 SGD|High: $1,348 SGD|Avg: $663 SGD|-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$159 SGD
Retailer 4$382 SGD
Retailer 9$384 SGD
Retailer 3$393 SGD
Retailer 7$444 SGD
Retailer 2$488 SGD
Retailer 8$629 SGD
Retailer 10$657 SGD
Brilliant Earth$831 SGD
Retailer 11$868 SGD
Retailer 5$1,348 SGD

70 data points across 11 retailers

2 retailers

Retailer 1
-
$642 SGD
$502 USD
Most Expensive
B
Brilliant Earth
16902200A · Nov 2
$831 SGD
$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
$831 SGD