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Cushion|Lab Grown|IGI

2.56ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG687519379

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG687519379

Diamond specifications and retailer prices

From $432 USD
As of October 25, 2026
Save $3,068 USD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,500 USD at Brilliant Earth · As of October 30, 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 LG687519379 or 687519379. Listed at 13 retailers as of October 25, 2026, with prices from $432 to $3,500, a $3,068 spread on the same certified stone. Brilliant Earth lists it at $3,500. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687519379
Dimensions8.02 × 7.90 × 5.23 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm7.90 mm2.56 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687519379
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 66.2%

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 25
Current: $3,500 USD|Low: $379 USD|High: $4,600 USD|Avg: $1,315 USD|-23.9%
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
October 30, 2026
Retailer 10$432 USD
Retailer 11$447 USD
Retailer 12$600 USD
Retailer 7$638 USD
Retailer 5$693 USD
Retailer 2$776 USD
Retailer 13$804 USD
Retailer 3$949 USD
Retailer 6$1,372 USD
Retailer 4$1,429 USD
Retailer 14$1,630 USD
Retailer 8$1,695 USD
Retailer 9$2,030 USD
Brilliant Earth$3,500 USD

38 data points across 14 retailers

13 retailers$432 USD to $3,500 USD

A
Cheapest Retailer
-
$432 USD
Retailer 2
-
$447 USD
£352 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
$600 USD
View
A
Retailer 4
-
$638 USD
€608 EUR
View
B+
Retailer 5
-
$693 USD
View
A
Retailer 6
-
$776 USD
£611 GBP
View
A
Retailer 7
-
$804 USD
View
A
Retailer 8
-
$949 USD
View
Retailer 9
-
$1,429 USD
View
Price last confirmed 12 days ago
B
Retailer 10
-
$1,630 USD
View
B
Retailer 11
-
$1,695 USD
£1,335 GBP
View
Retailer 12
-
$2,030 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
13362158A · Oct 30
$3,500 USD
View
12 more retailers have this diamond
Prices start from $432 USDSave up to $3,068 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
$432 USD