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Cushion|Lab Grown|IGI

1.05ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG781636205

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG781636205

Diamond specifications and retailer prices

From $574 AUD
$403 USD
As of October 30, 2026
Save $1,918 AUD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,491 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781636205 or 781636205. Listed at 15 retailers as of October 26, 2026, with prices from $574 to $2,491, a $1,918 spread on the same certified stone. MOH London lists it at $2,491. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781636205
Dimensions7.60 × 5.07 × 3.23 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm5.07 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781636205
Side View
Table 63.0%Crown 35.4°Girdle: MED-THKPavilion 32.6°Culet: NoneDepth 63.7%

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: Oct 30
Current: $2,491 AUD|Low: $574 AUD|High: $2,627 AUD|Avg: $1,413 AUD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 13$574 AUD
Retailer 4$636 AUD
Retailer 8$676 AUD
Retailer 11$854 AUD
Retailer 12$854 AUD
Retailer 15$932 AUD
Retailer 3$1,079 AUD
Retailer 10$1,095 AUD
Retailer 2$1,148 AUD
Retailer 9$1,547 AUD
Retailer 7$1,697 AUD
Retailer 5$2,105 AUD
Retailer 14$2,430 AUD
Retailer 6$2,473 AUD
MOH London$2,491 AUD

44 data points across 15 retailers

15 retailers$574 AUD to $2,491 AUD

A
Cheapest Retailer
-
$574 AUD
$403 USD
Final sale: no returns
A
Retailer 2
-
$636 AUD
$447 USD
View
A
Retailer 3
-
$676 AUD
£374 GBP
View
A
Retailer 4
-
$854 AUD
$600 USD
View
A
Retailer 5
-
$854 AUD
$600 USD
View
A
Retailer 6
-
$932 AUD
$655 USD
View
A
Retailer 7
-
$1,079 AUD
$758 USD
View
A
Retailer 8
-
$1,095 AUD
ZAR 12,422 ZAR
View
A
Retailer 9
-
$1,148 AUD
£635 GBP
View
B+
Retailer 10
-
$1,547 AUD
View
B+
Retailer 11
-
$1,697 AUD
SGD 1,611 SGD
View
B
Retailer 12
-
$2,105 AUD
$1,479 USD
View
B
Retailer 13
-
$2,430 AUD
$1,707 USD
View
B
Retailer 14
-
$2,473 AUD
£1,368 GBP
View
Most Expensive
B
MOH London
LG781636205 · Oct 26
$2,491 AUD
£1,378 GBP
View
14 more retailers have this diamond
Prices start from $574 AUDSave up to $1,918 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
1.05ct Cushion
$574 AUD