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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 $2,429 NZD
$1,364 USD
As of October 28, 2026
Save $6,693 NZD (73%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,122 NZD 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 $2,429 to $9,122, a $6,693 spread on the same certified stone. With Clarity lists it at $9,122. 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

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 28
Current: $3,651 NZD|Low: $2,429 NZD|High: $9,633 NZD|Avg: $5,738 NZD|-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$2,429 NZD
Retailer 5$2,516 NZD
Retailer 18$2,733 NZD
Retailer 8$2,917 NZD
Retailer 15$3,597 NZD
Retailer 1$3,651 NZD
Retailer 13$3,978 NZD
Retailer 19$4,530 NZD
Retailer 3$4,939 NZD
Retailer 17$5,982 NZD
Retailer 11$6,078 NZD
Retailer 9$6,177 NZD
Retailer 12$6,491 NZD
Retailer 16$6,985 NZD
Retailer 2$7,409 NZD
Retailer 6$7,910 NZD
Retailer 14$8,127 NZD
Retailer 7$8,419 NZD
Retailer 10$8,819 NZD
With Clarity$9,145 NZD

30 data points across 20 retailers

20 retailers$2,429 NZD to $9,122 NZD

A
Cheapest Retailer
-
$2,429 NZD
$1,364 USD
Final sale: no returns
A
Retailer 2
-
$2,516 NZD
$1,413 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$2,733 NZD
$1,535 USD
View
A
Retailer 4
-
$2,917 NZD
HK$12,800 HKD
View
A
Retailer 5
-
$3,597 NZD
$2,020 USD
View
A
Retailer 6
-
$3,651 NZD
£1,615 GBP
View
A
Retailer 7
-
$3,978 NZD
€2,128 EUR
View
A
Retailer 8
-
$4,530 NZD
$2,544 USD
View
A
Retailer 9
-
$4,939 NZD
$2,774 USD
View
A
Retailer 10
-
$5,982 NZD
A$5,169 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$6,078 NZD
£2,688 GBP
View
B+
Retailer 12
-
$6,177 NZD
$3,469 USD
View
B+
Retailer 13
-
$6,491 NZD
ZAR 58,892 ZAR
View
B+
Retailer 14
-
$6,985 NZD
$3,923 USD
View
B+
Retailer 15
-
$7,409 NZD
A$6,402 AUD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$7,910 NZD
$4,442 USD
View
B+
Retailer 17
-
$8,127 NZD
£3,594 GBP
View
B+
Retailer 18
-
$8,419 NZD
SGD 6,390 SGD
View
B+
Retailer 19
-
$8,819 NZD
$4,953 USD
View
Most Expensive
B+
With Clarity
826677478 · Oct 28
$9,122 NZD
$5,123 USD
View
19 more retailers have this diamond
Prices start from $2,429 NZDSave up to $6,693 NZD

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
$2,429 NZD