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Cushion|Lab Grown|IGI

2.56ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG826677478

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG826677478

Diamond specifications and retailer prices

From $1,942 AUD
$1,364 USD
As of October 28, 2026
Save $5,351 AUD (73%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,292 AUD at With Clarity · As of October 28, 2026
View at With Clarity

About this 2.56ct lab-grown cushion diamond

This 2.56ct 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 LG826677478 or 826677478. Listed at 20 retailers as of October 28, 2026, with prices from $1,942 to $7,292, a $5,351 spread on the same certified stone. With Clarity lists it at $7,292. 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

2.56
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826677478
Dimensions9.06 × 7.06 × 4.88 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.06 mm7.06 mm2.56 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826677478
Side View
Table 55.0%Crown 40.5°Girdle: MED-THKPavilion 43.4°Culet: LargeDepth 69.1%

Caratlytics Score

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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 28
Current: $2,919 AUD|Low: $1,942 AUD|High: $7,701 AUD|Avg: $4,587 AUD|-4.6%
Retailer 1
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
Retailer 19
With Clarity
October 29, 2026
Retailer 4$1,942 AUD
Retailer 5$2,011 AUD
Retailer 18$2,185 AUD
Retailer 8$2,332 AUD
Retailer 15$2,875 AUD
Retailer 1$2,919 AUD
Retailer 13$3,180 AUD
Retailer 19$3,621 AUD
Retailer 3$3,949 AUD
Retailer 17$4,782 AUD
Retailer 11$4,859 AUD
Retailer 9$4,938 AUD
Retailer 12$5,189 AUD
Retailer 16$5,584 AUD
Retailer 2$5,923 AUD
Retailer 6$6,323 AUD
Retailer 14$6,497 AUD
Retailer 7$6,731 AUD
Retailer 10$7,050 AUD
With Clarity$7,311 AUD

30 data points across 20 retailers

20 retailers$1,942 AUD to $7,292 AUD

A
Cheapest Retailer
-
$1,942 AUD
$1,364 USD
Final sale: no returns
A
Retailer 2
-
$2,011 AUD
$1,413 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$2,185 AUD
$1,535 USD
View
A
Retailer 4
-
$2,332 AUD
HK$12,800 HKD
View
A
Retailer 5
-
$2,875 AUD
$2,020 USD
View
A
Retailer 6
-
$2,919 AUD
£1,615 GBP
View
A
Retailer 7
-
$3,180 AUD
€2,128 EUR
View
A
Retailer 8
-
$3,621 AUD
$2,544 USD
View
A
Retailer 9
-
$3,949 AUD
$2,774 USD
View
A
Retailer 10
-
$4,782 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$4,859 AUD
£2,688 GBP
View
B+
Retailer 12
-
$4,938 AUD
$3,469 USD
View
B+
Retailer 13
-
$5,189 AUD
ZAR 58,892 ZAR
View
B+
Retailer 14
-
$5,584 AUD
$3,923 USD
View
B+
Retailer 15
-
$5,923 AUD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$6,323 AUD
$4,442 USD
View
B+
Retailer 17
-
$6,497 AUD
£3,594 GBP
View
B+
Retailer 18
-
$6,731 AUD
SGD 6,390 SGD
View
B+
Retailer 19
-
$7,050 AUD
$4,953 USD
View
Most Expensive
B+
With Clarity
826677478 · Oct 28
$7,292 AUD
$5,123 USD
View
19 more retailers have this diamond
Prices start from $1,942 AUDSave up to $5,351 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
2.56ct Cushion
$1,942 AUD