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Cushion|Lab Grown|IGI

2.56ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG729596351

Shape and cutting style on the report: Rectangular cushion mixed cut

Certificate IGI LG729596351

Diamond specifications and retailer prices

From $1,557 USD
As of October 28, 2026
Save $8,413 USD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,970 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG729596351 or 729596351. Listed at 16 retailers as of October 28, 2026, with prices from $1,557 to $9,970, a $8,413 spread on the same certified stone. Do Amore Diamonds lists it at $9,970. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729596351
Dimensions10.45 × 6.20 × 4.22 mm
L/W Ratio1.69
Girdle conditionFaceted
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm6.20 mm2.56 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729596351
Side View
Table 65.0%Crown 35.7°Girdle: STK-THKPavilion 38.2°Culet: LNGDepth 68.1%

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 28
Current: $9,970 USD|Low: $1,557 USD|High: $9,970 USD|Avg: $3,802 USD
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
October 28, 2026
Retailer 3$1,557 USD
Retailer 11$1,613 USD
Retailer 9$1,785 USD
Retailer 12$1,890 USD
Retailer 5$2,268 USD
Retailer 2$2,504 USD
Retailer 7$4,233 USD
Retailer 4$4,298 USD
Retailer 10$4,347 USD
Retailer 6$4,576 USD
Retailer 8$5,112 USD
Do Amore Diamonds$9,970 USD

42 data points across 12 retailers

16 retailers$1,557 USD to $9,970 USD

A
Cheapest Retailer
-
$1,557 USD
Final sale: no returns
A
Retailer 2
-
$1,613 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$1,785 USD
View
A
Retailer 4
-
$1,890 USD
View
A
Retailer 5
-
$2,176 USD
View
A
Retailer 6
-
$2,268 USD
View
A
Retailer 7
-
$2,504 USD
£1,971 GBP
View
B+
Retailer 8
-
$4,233 USD
A$6,513 AUD
View
B+
Retailer 9
-
$4,298 USD
£3,384 GBP
View
B+
Retailer 10
-
$4,347 USD
View
B+
Retailer 11
-
$4,576 USD
ZAR 73,920 ZAR
View
B+
Retailer 12
-
$4,938 USD
View
B+
Retailer 13
-
$5,112 USD
£4,025 GBP
View
B
Retailer 14
-
$6,288 USD
View
B
Retailer 15
-
$9,570 USD
View
Most Expensive
B
Do Amore Diamonds
36-607396 · Oct 29
$9,970 USD
View
15 more retailers have this diamond
Prices start from $1,557 USDSave up to $8,413 USD

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
$1,557 USD