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Cushion|Lab Grown|IGI

5.11ct F SI1 Cushion Lab Grown Diamond

GD • F/SI1 • IGI LG696511813

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG696511813

Diamond specifications and retailer prices

From $1,456 CAD
$1,042 USD
As of October 30, 2026
Save $4,118 CAD (74%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,574 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.11ct lab-grown cushion diamond

This 5.11ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG696511813 or 696511813. Listed at 9 retailers as of October 30, 2026, with prices from $1,456 to $5,574, a $4,118 spread on the same certified stone. Brilliant Earth lists it at $5,574. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.11
Carat
F
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696511813
Dimensions11.96 × 9.19 × 6.01 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.96 mm9.19 mm5.11 ctF / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696511813
Side View
Table 64.0%Crown 31.4°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,574 CAD|Low: $943 CAD|High: $10,505 CAD|Avg: $2,436 CAD|-46.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10$943 CAD
Retailer 7$991 CAD
Retailer 9$1,456 CAD
Retailer 4$1,460 CAD
Retailer 2$1,469 CAD
Retailer 3$1,537 CAD
Retailer 8$1,552 CAD
Retailer 6$1,849 CAD
Retailer 5$3,956 CAD
Brilliant Earth$5,574 CAD

32 data points across 10 retailers

9 retailers$1,456 CAD to $5,574 CAD

Retailer 1
-
$991 CAD
£559 GBP
Price last confirmed 16 days ago
B
Retailer 2
-
$1,456 CAD
$1,042 USD
View
B+
Retailer 3
-
$1,460 CAD
$1,045 USD
View
B+
Retailer 4
-
$1,469 CAD
£828 GBP
View
B+
Retailer 5
-
$1,537 CAD
€1,048 EUR
View
B+
Retailer 6
-
$1,552 CAD
$1,111 USD
View
B+
Retailer 7
-
$1,849 CAD
$1,324 USD
View
B
Retailer 8
-
$3,956 CAD
£2,230 GBP
View
Most Expensive
B
Brilliant Earth
20358551A · Oct 30
$5,574 CAD
$3,990 USD
View
8 more retailers have this diamond
Prices start from $1,456 CADSave up to $4,118 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.

B+
5.11ct Cushion
$1,456 CAD