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Cushion|Lab Grown|IGI

1.01ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG807662950

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

Certificate IGI LG807662950

Diamond specifications and retailer prices

From $198 USD
As of November 6, 2026
Save $866 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,064 USD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG807662950 or 807662950. Listed at 13 retailers as of November 6, 2026, with prices from $198 to $1,064, a $866 spread on the same certified stone. Reve Diamonds lists it at $1,064. 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

1.01
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807662950
Dimensions5.88 × 5.72 × 3.86 mm
L/W Ratio1.03
Girdle conditionFaceted
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
5.88 mm5.72 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807662950
Side View
Table 62.0%Crown 32.2°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $337 USD|Low: $171 USD|High: $1,064 USD|Avg: $509 USD|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 6, 2026
Retailer 6$198 USD
Retailer 10$198 USD
Retailer 2$305 USD
Retailer 1$337 USD
Retailer 4$344 USD
Retailer 11$359 USD
Retailer 9$375 USD
Retailer 7$533 USD
Retailer 5$600 USD
Retailer 3$690 USD
Retailer 8$924 USD
Reve Diamonds$1,064 USD

41 data points across 12 retailers

13 retailers$198 USD to $1,064 USD

A
Cheapest Retailer
-
$198 USD
Final sale: no returns
Retailer 2
-
$198 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$305 USD
View
A
Retailer 4
-
$337 USD
View
A
Retailer 5
-
$344 USD
View
A
Retailer 6
-
$359 USD
View
A
Retailer 7
-
$375 USD
View
Retailer 8
-
$468 USD
View
Price last confirmed 116 days ago
B
Retailer 9
-
$533 USD
View
B+
Retailer 10
-
$600 USD
View
B
Retailer 11
-
$690 USD
View
B
Retailer 12
-
$924 USD
View
Most Expensive
B
Reve Diamonds
683734D4B · Nov 6
$1,064 USD
View
12 more retailers have this diamond
Prices start from $198 USDSave up to $866 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
1.01ct Cushion
$198 USD