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Cushion|Lab Grown|IGI

2.56ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG816606217

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG816606217

Diamond specifications and retailer prices

From $606 CAD
$433 USD
As of October 29, 2026
Save $2,169 CAD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,775 CAD at MOH London · As of October 29, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG816606217 or 816606217. Listed at 15 retailers as of October 29, 2026, with prices from $606 to $2,775, a $2,169 spread on the same certified stone. MOH London lists it at $2,775. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.56
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816606217
Dimensions9.71 × 7.27 × 4.54 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.71 mm7.27 mm2.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816606217
Side View
Table 67.0%Crown 35.7°Girdle: STK-THKPavilion 41°Culet: LargeDepth 62.4%

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 29
Current: $2,775 CAD|Low: $577 CAD|High: $2,775 CAD|Avg: $1,456 CAD|+1.4%
MOH London
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
October 30, 2026
Retailer 3$606 CAD
Retailer 11$679 CAD
Retailer 6$738 CAD
Retailer 7$745 CAD
Retailer 4$752 CAD
Retailer 9$1,134 CAD
Retailer 12$1,181 CAD
Retailer 10$1,208 CAD
Retailer 8$1,208 CAD
Retailer 2$1,240 CAD
Retailer 14$2,108 CAD
Retailer 15$2,416 CAD
Retailer 5$2,461 CAD
Retailer 13$2,711 CAD
MOH London$2,775 CAD

35 data points across 15 retailers

15 retailers$606 CAD to $2,775 CAD

A
Cheapest Retailer
-
$606 CAD
$433 USD
A
Retailer 2
-
$679 CAD
$485 USD
View
A
Retailer 3
-
$738 CAD
$527 USD
View
Final sale: no returns
Retailer 4
-
$745 CAD
$532 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$752 CAD
$537 USD
View
A
Retailer 6
-
$1,134 CAD
$810 USD
View
B+
Retailer 7
-
$1,181 CAD
$844 USD
View
B+
Retailer 8
-
$1,208 CAD
$863 USD
View
B+
Retailer 9
-
$1,208 CAD
€822 EUR
View
B+
Retailer 10
-
$1,240 CAD
£698 GBP
View
B
Retailer 11
-
$2,108 CAD
$1,506 USD
View
B
Retailer 12
-
$2,416 CAD
$1,726 USD
View
B
Retailer 13
-
$2,461 CAD
$1,758 USD
View
B
Retailer 14
-
$2,711 CAD
$1,937 USD
View
Most Expensive
B
MOH London
LG816606217 · Oct 29
$2,775 CAD
£1,561 GBP
View
14 more retailers have this diamond
Prices start from $606 CADSave up to $2,169 CAD

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
$606 CAD