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Cushion|Lab Grown|IGI

3.05ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG711526696

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG711526696

Diamond specifications and retailer prices

From $2,157 AUD
$1,515 USD
As of October 31, 2026
Save $8,050 AUD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,207 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG711526696 or 711526696. Listed at 18 retailers as of October 29, 2026, with prices from $2,157 to $10,207, a $8,050 spread on the same certified stone. Brilliant Earth lists it at $10,207. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG711526696
Dimensions7.82 × 7.82 × 5.28 mm
L/W Ratio1.00
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
7.82 mm7.82 mm3.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG711526696
Side View
Table 61.0%Crown 37.3°Girdle: MED-STKPavilion 37°Culet: NoneDepth 67.5%

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 31
Current: $10,207 AUD|Low: $1,865 AUD|High: $10,520 AUD|Avg: $4,434 AUD|-3.0%
Brilliant Earth
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
Retailer 18
October 31, 2026
Retailer 4$1,933 AUD
Retailer 16$2,157 AUD
Retailer 6$2,397 AUD
Retailer 2$2,804 AUD
Retailer 18$2,907 AUD
Retailer 13$3,100 AUD
Retailer 12$3,348 AUD
Retailer 11$3,545 AUD
Retailer 3$4,326 AUD
Retailer 17$4,361 AUD
Retailer 14$4,489 AUD
Retailer 7$4,991 AUD
Retailer 10$5,337 AUD
Retailer 5$5,348 AUD
Retailer 9$6,108 AUD
Retailer 15$6,245 AUD
Retailer 8$6,769 AUD
Brilliant Earth$10,207 AUD

37 data points across 18 retailers

18 retailers$2,157 AUD to $10,207 AUD

Retailer 1
-
$1,933 AUD
$1,358 USD
Price last confirmed 18 days ago
A
Retailer 2
-
$2,157 AUD
$1,515 USD
View
A
Retailer 3
-
$2,397 AUD
$1,684 USD
View
A
Retailer 4
-
$2,804 AUD
£1,551 GBP
View
A
Retailer 5
-
$2,907 AUD
$2,042 USD
View
A
Retailer 6
-
$3,100 AUD
€2,074 EUR
View
A
Retailer 7
-
$3,348 AUD
$2,352 USD
View
Final sale: no returns
A
Retailer 8
-
$3,545 AUD
$2,490 USD
View
A
Retailer 9
-
$4,326 AUD
$3,039 USD
View
Retailer 10
-
$4,361 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$4,489 AUD
ZAR 50,936 ZAR
View
A
Retailer 12
-
$4,991 AUD
$3,506 USD
View
A
Retailer 13
-
$5,337 AUD
£2,952 GBP
View
A
Retailer 14
-
$5,348 AUD
$3,757 USD
View
B+
Retailer 15
-
$6,108 AUD
$4,291 USD
View
B+
Retailer 16
-
$6,245 AUD
£3,454 GBP
View
B+
Retailer 17
-
$6,769 AUD
$4,755 USD
View
Most Expensive
B
Brilliant Earth
14755328A · Oct 29
$10,207 AUD
$7,170 USD
View
17 more retailers have this diamond
Prices start from $2,157 AUDSave up to $8,050 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
3.05ct Cushion
$2,157 AUD