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Cushion|Lab Grown|IGI

1.09ct G VVS1 Cushion Lab Grown Diamond

EX • G/VVS1 • IGI LG659428856

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

Certificate IGI LG659428856

Diamond specifications and retailer prices

From $644 AUD
As of November 4, 2026
Save $952 AUD (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,596 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG659428856 or 659428856. Listed at 8 retailers as of November 4, 2026, with prices from $644 to $1,596, a $952 spread on the same certified stone. MOH London lists it at $1,596. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659428856
Dimensions5.95 × 5.95 × 3.73 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
5.95 mm5.95 mm1.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659428856
Side View
Table 58.0%Crown 34.8°Girdle: THN-THKPavilion 34°Culet: NoneDepth 62.7%

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 4
Current: $1,596 AUD|Low: $627 AUD|High: $1,620 AUD|Avg: $918 AUD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3$644 AUD
Retailer 5$679 AUD
Retailer 2$737 AUD
Retailer 6$737 AUD
Retailer 4$1,136 AUD
MOH London$1,596 AUD

43 data points across 6 retailers

8 retailers$644 AUD to $1,596 AUD

A
Cheapest Retailer
-
$644 AUD
A
Retailer 2
-
$679 AUD
View
A
Retailer 3
-
$686 AUD
View
B+
Retailer 4
-
$737 AUD
View
A
Retailer 5
-
$737 AUD
View
B
Retailer 6
-
$1,136 AUD
View
B
Retailer 7
-
$1,359 AUD
View
Most Expensive
B
MOH London
LG659428856 · Nov 5
$1,596 AUD
£880 GBP
View
7 more retailers have this diamond
Prices start from $644 AUDSave up to $952 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
1.09ct Cushion
$644 AUD