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Cushion|Lab Grown|IGI

1.05ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG758550097

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG758550097

Diamond specifications and retailer prices

From $333 AUD
$234 USD
As of October 30, 2026
Save $2,528 AUD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,861 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG758550097 or 758550097. Listed at 19 retailers as of October 30, 2026, with prices from $333 to $2,861, a $2,528 spread on the same certified stone. Do Amore Diamonds lists it at $2,861. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758550097
Dimensions7.09 × 5.50 × 3.62 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
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
7.09 mm5.50 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758550097
Side View
Table 60.0%Crown 32.3°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,861 AUD|Low: $333 AUD|High: $2,861 AUD|Avg: $1,116 AUD
Do Amore Diamonds
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 5$333 AUD
Retailer 3$369 AUD
Retailer 11$432 AUD
Retailer 10$521 AUD
Retailer 7$547 AUD
Retailer 16$669 AUD
Retailer 13$700 AUD
Retailer 17$706 AUD
Retailer 2$768 AUD
Retailer 14$994 AUD
Retailer 6$1,338 AUD
Retailer 8$1,554 AUD
Retailer 12$1,642 AUD
Retailer 4$1,740 AUD
Retailer 15$1,886 AUD
Retailer 9$2,306 AUD
Do Amore Diamonds$2,861 AUD

35 data points across 17 retailers

19 retailers$333 AUD to $2,861 AUD

A
Cheapest Retailer
-
$333 AUD
$234 USD
Final sale: no returns
A
Retailer 2
-
$369 AUD
$259 USD
View
A
Retailer 3
-
$432 AUD
£239 GBP
View
A
Retailer 4
-
$521 AUD
$366 USD
View
A
Retailer 5
-
$547 AUD
HK$3,000 HKD
View
A
Retailer 6
-
$669 AUD
$470 USD
View
A
Retailer 7
-
$700 AUD
ZAR 7,943 ZAR
View
A
Retailer 8
-
$706 AUD
$496 USD
View
A
Retailer 9
-
$768 AUD
£425 GBP
View
A
Retailer 10
-
$994 AUD
View
B+
Retailer 11
-
$1,338 AUD
SGD 1,270 SGD
View
B+
Retailer 12
-
$1,554 AUD
$1,092 USD
View
B+
Retailer 13
-
$1,642 AUD
£908 GBP
View
B+
Retailer 14
-
$1,740 AUD
$1,223 USD
View
Retailer 15
-
$1,851 AUD
$1,300 USD
View
Price last confirmed 12 days ago
Retailer 16
-
$1,886 AUD
$1,325 USD
View
Price last confirmed 12 days ago
B
Retailer 17
-
$2,306 AUD
$1,620 USD
View
B
Retailer 18
-
$2,730 AUD
£1,510 GBP
View
Most Expensive
B
Do Amore Diamonds
27-57B844F90 · Oct 31
$2,861 AUD
$2,010 USD
View
18 more retailers have this diamond
Prices start from $333 AUDSave up to $2,528 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
$333 AUD