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Cushion|Lab Grown|IGI

2.61ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG508154658

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG508154658

Diamond specifications and retailer prices

From $596 CAD
$427 USD
As of October 31, 2026
Save $4,139 CAD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,735 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.61ct lab-grown cushion diamond

This 2.61ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508154658 or 508154658. Listed at 14 retailers as of October 31, 2026, with prices from $596 to $4,735, a $4,139 spread on the same certified stone. Do Amore Diamonds lists it at $4,735. 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

2.61
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508154658
Dimensions8.17 × 7.82 × 5.35 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.17 mm7.82 mm2.61 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508154658
Side View
Table 62.0%Crown 33.6°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 68.4%

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 31
Current: $4,735 CAD|Low: $577 CAD|High: $4,735 CAD|Avg: $1,753 CAD|+3.4%
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 31, 2026
Retailer 9$596 CAD
Retailer 4$640 CAD
Retailer 5$873 CAD
Retailer 7$880 CAD
Retailer 12$896 CAD
Retailer 8$965 CAD
Retailer 2$1,195 CAD
Retailer 3$1,889 CAD
Retailer 11$2,562 CAD
Retailer 6$2,700 CAD
Retailer 10$3,095 CAD
Do Amore Diamonds$4,735 CAD

35 data points across 12 retailers

14 retailers$596 CAD to $4,735 CAD

A
Cheapest Retailer
-
$596 CAD
$427 USD
Final sale: no returns
A
Retailer 2
-
$873 CAD
$625 USD
View
B+
Retailer 3
-
$880 CAD
$630 USD
View
Retailer 4
-
$896 CAD
£505 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
-
$965 CAD
$691 USD
View
A
Retailer 6
-
$1,195 CAD
£673 GBP
View
B
Retailer 7
-
$1,889 CAD
$1,352 USD
View
B+
Retailer 8
-
$1,941 CAD
$1,389 USD
View
B+
Retailer 9
-
$1,946 CAD
View
B
Retailer 10
-
$2,562 CAD
$1,834 USD
View
B
Retailer 11
-
$2,700 CAD
£1,522 GBP
View
Retailer 12
-
$2,975 CAD
$2,130 USD
View
Price last confirmed 30 days ago
B
Retailer 13
-
$3,095 CAD
SGD 2,994 SGD
View
Most Expensive
B
Do Amore Diamonds
27-7DAC612AD · Oct 31
$4,735 CAD
$3,390 USD
View
13 more retailers have this diamond
Prices start from $596 CADSave up to $4,139 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
2.61ct Cushion
$596 CAD