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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 $425 AUD
As of November 6, 2026
Save $747 AUD (64%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,172 AUD at MOH London · As of November 4, 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 9 retailers as of November 4, 2026, with prices from $425 to $1,172, a $747 spread on the same certified stone. MOH London lists it at $1,172. 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
Colour
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

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: $1,172 AUD|Low: $252 AUD|High: $1,196 AUD|Avg: $574 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$255 AUD
Retailer 2$425 AUD
Retailer 6$447 AUD
Retailer 4$469 AUD
Retailer 5$477 AUD
Retailer 3$608 AUD
Retailer 8$655 AUD
MOH London$1,172 AUD

42 data points across 8 retailers

9 retailers$425 AUD to $1,172 AUD

Retailer 1
-
$255 AUD
Price last confirmed 13 days ago
A
Retailer 2
-
$425 AUD
View
A
Retailer 3
-
$434 AUD
View
Retailer 4
-
$447 AUD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$469 AUD
View
A
Retailer 6
-
$477 AUD
View
B+
Retailer 7
-
$608 AUD
View
B+
Retailer 8
-
$655 AUD
View
Most Expensive
B
MOH London
LG786679939 · Nov 4
$1,172 AUD
£634 GBP
View
8 more retailers have this diamond
Prices start from $425 AUDSave up to $747 AUD

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
$425 AUD