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Cushion|Lab Grown|IGI

1.01ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG786679939

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786679939

Diamond specifications and retailer prices

From €263 EUR
£232 GBP
As of November 1, 2026
Save €469 EUR (64%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €733 EUR at MOH London · As of October 29, 2026
View at MOH London

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 LG786679939 or 786679939. Listed at 8 retailers as of October 29, 2026, with prices from €263 to €733, a €469 spread on the same certified stone. MOH London lists it at €733. 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
SymmetryVery Good
FluorescenceNone
Crown angle38.4°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786679939
Dimensions6.78 × 5.11 × 3.44 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.78 mm5.11 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG786679939
Side View
Table 65.0%Crown 38.4°Girdle: MED-THKPavilion 35.5°Culet: NoneDepth 67.3%

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: €733 EUR|Low: €154 EUR|High: €733 EUR|Avg: €345 EUR|+1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7€156 EUR
Retailer 2€263 EUR
Retailer 6€274 EUR
Retailer 4€287 EUR
Retailer 5€293 EUR
Retailer 3€373 EUR
MOH London€733 EUR

39 data points across 7 retailers

8 retailers€263 EUR to €733 EUR

Retailer 1
-
€156 EUR
$175 USD
Price last confirmed 8 days ago
A
Retailer 2
-
€263 EUR
£232 GBP
View
A
Retailer 3
-
€266 EUR
$298 USD
View
A
Retailer 4
-
€274 EUR
View
A
Retailer 5
-
€287 EUR
$322 USD
View
A
Retailer 6
-
€293 EUR
£258 GBP
View
B+
Retailer 7
-
€373 EUR
$418 USD
View
Most Expensive
B
MOH London
LG786679939 · Oct 29
€733 EUR
£647 GBP
View
7 more retailers have this diamond
Prices start from €263 EURSave up to €469 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
€263 EUR