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Cushion|Lab Grown|IGI

2.71ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG770669235

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG770669235

Diamond specifications and retailer prices

From $1,843 AUD
$1,295 USD
As of October 28, 2026
Save $7,879 AUD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,722 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.71ct lab-grown cushion diamond

This 2.71ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770669235 or 770669235. Listed at 19 retailers as of October 28, 2026, with prices from $1,843 to $9,722, a $7,879 spread on the same certified stone. Brilliant Earth lists it at $9,722. 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

2.71
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770669235
Dimensions7.28 × 7.28 × 9.71 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
7.28 mm7.28 mm2.71 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770669235
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $9,722 AUD|Low: $1,843 AUD|High: $9,765 AUD|Avg: $4,920 AUD|-0.4%
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
October 29, 2026
Retailer 6$1,843 AUD
Retailer 15$2,128 AUD
Retailer 3$2,357 AUD
Retailer 2$2,770 AUD
Retailer 7$3,036 AUD
Retailer 11$3,067 AUD
Retailer 14$3,460 AUD
Retailer 4$4,320 AUD
Retailer 13$4,531 AUD
Retailer 10$4,928 AUD
Retailer 17$5,271 AUD
Retailer 16$5,531 AUD
Retailer 12$6,170 AUD
Retailer 9$6,290 AUD
Retailer 8$6,399 AUD
Retailer 5$6,687 AUD
Brilliant Earth$9,722 AUD

42 data points across 17 retailers

19 retailers$1,843 AUD to $9,722 AUD

A
Cheapest Retailer
-
$1,843 AUD
$1,295 USD
Final sale: no returns
A
Retailer 2
-
$2,128 AUD
$1,495 USD
View
A
Retailer 3
-
$2,357 AUD
$1,656 USD
View
A
Retailer 4
-
$2,770 AUD
£1,532 GBP
View
A
Retailer 5
-
$3,036 AUD
$2,133 USD
View
A
Retailer 6
-
$3,067 AUD
€2,052 EUR
View
A
Retailer 7
-
$3,460 AUD
$2,431 USD
View
A
Retailer 8
-
$4,320 AUD
$3,035 USD
View
Retailer 9
-
$4,531 AUD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$4,928 AUD
ZAR 55,935 ZAR
View
A
Retailer 11
-
$5,271 AUD
£2,916 GBP
View
A
Retailer 12
-
$5,284 AUD
$3,712 USD
View
A
Retailer 13
-
$5,531 AUD
$3,886 USD
View
B+
Retailer 14
-
$6,170 AUD
£3,413 GBP
View
Retailer 15
-
$6,290 AUD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$6,399 AUD
SGD 6,075 SGD
View
B+
Retailer 17
-
$6,687 AUD
$4,698 USD
View
Retailer 18
-
$7,730 AUD
$5,431 USD
View
Price last confirmed 81 days ago
Most Expensive
B
Brilliant Earth
17633914A · Oct 29
$9,722 AUD
$6,830 USD
View
18 more retailers have this diamond
Prices start from $1,843 AUDSave up to $7,879 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
2.71ct Cushion
$1,843 AUD