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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 €159 EUR
$178 USD
As of November 1, 2026
Save €790 EUR (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €949 EUR at Reve Diamonds · As of November 1, 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 1, 2026, with prices from €159 to €949, a €790 spread on the same certified stone. Reve Diamonds lists it at €949. 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

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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 1
Current: €159 EUR|Low: €152 EUR|High: €949 EUR|Avg: €445 EUR|+4.1%
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 1, 2026
Retailer 1€159 EUR
Retailer 9€177 EUR
Retailer 2€272 EUR
Retailer 6€301 EUR
Retailer 5€310 EUR
Retailer 11€320 EUR
Retailer 8€335 EUR
Retailer 10€470 EUR
Retailer 7€526 EUR
Retailer 3€616 EUR
Retailer 4€824 EUR
Reve Diamonds€949 EUR

41 data points across 12 retailers

13 retailers€159 EUR to €949 EUR

A
Cheapest Retailer
-
€159 EUR
$178 USD
Final sale: no returns
Retailer 2
-
€177 EUR
$198 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
€272 EUR
$305 USD
View
A
Retailer 4
-
€301 EUR
View
A
Retailer 5
-
€310 EUR
£274 GBP
View
A
Retailer 6
-
€320 EUR
$359 USD
View
A
Retailer 7
-
€335 EUR
£296 GBP
View
Retailer 8
-
€418 EUR
$468 USD
View
Price last confirmed 112 days ago
B
Retailer 9
-
€470 EUR
$527 USD
View
B+
Retailer 10
-
€526 EUR
$590 USD
View
B
Retailer 11
-
€616 EUR
$691 USD
View
B
Retailer 12
-
€824 EUR
£728 GBP
View
Most Expensive
B
Reve Diamonds
683734D4B · Nov 1
€949 EUR
$1,064 USD
View
12 more retailers have this diamond
Prices start from €159 EURSave up to €790 EUR

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
€159 EUR