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Cushion|Lab Grown|IGI

2.56ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG656406437

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG656406437

Diamond specifications and retailer prices

From $978 NZD
$551 USD
As of October 28, 2026
Save $2,130 NZD (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,931 NZD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG656406437 or 656406437. Listed at 6 retailers as of October 28, 2026, with a 218% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656406437
Dimensions7.98 × 7.78 × 7.98 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.98 mm7.78 mm2.56 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656406437
Side View
Table 61.0%Crown 36.8°Girdle: MED-VTKPavilion 38.7°Culet: NoneDepth 66.5%

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: $7,931 NZD|Low: $706 NZD|High: $8,180 NZD|Avg: $2,719 NZD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$978 NZD
Retailer 11$1,295 NZD
Retailer 6$1,393 NZD
Retailer 4$1,528 NZD
Retailer 9$1,769 NZD
Retailer 8$1,794 NZD
Retailer 3$1,900 NZD
Retailer 2$3,108 NZD
Retailer 10$3,671 NZD
Retailer 7$4,436 NZD
Brilliant Earth$7,931 NZD

16 data points across 11 retailers

6 retailers$978 NZD to $3,108 NZD

A
Cheapest Retailer
-
$978 NZD
$551 USD
Final sale: no returns
A
Retailer 2
-
$1,393 NZD
$785 USD
View
A
Retailer 3
-
$1,528 NZD
€820 EUR
View
A
Retailer 4
-
$1,794 NZD
$1,011 USD
View
B+
Retailer 5
-
$3,108 NZD
A$2,695 AUD
View
Most Expensive
Brilliant Earth
17813432A · Oct 22
$7,931 NZD
$4,470 USD
View
Price last confirmed 8 days ago
5 more retailers have this diamond
Prices start from $978 NZDSave up to $2,130 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
$978 NZD