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Cushion|Lab Grown|IGI

5.59ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG780665859

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780665859

Diamond specifications and retailer prices

From $10,837 CAD
$7,758 USD
As of November 1, 2026
Save $55,278 CAD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $66,115 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.59ct lab-grown cushion diamond

This 5.59ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780665859 or 780665859. Listed at 11 retailers as of October 31, 2026, with prices from $10,837 to $66,115, a $55,278 spread on the same certified stone. Do Amore Diamonds lists it at $66,115. 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

5.59
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665859
Dimensions11.79 × 9.34 × 6.32 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.79 mm9.34 mm5.59 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665859
Side View
Table 59.0%Crown 36.5°Girdle: ThickPavilion 35.2°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: $66,115 CAD|Low: $10,837 CAD|High: $115,219 CAD|Avg: $35,048 CAD|-15.9%
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 5$10,837 CAD
Retailer 10$12,104 CAD
Retailer 11$14,244 CAD
Retailer 12$14,958 CAD
Retailer 3$19,223 CAD
Retailer 7$22,554 CAD
Retailer 2$23,906 CAD
Retailer 6$24,571 CAD
Retailer 8$24,830 CAD
Retailer 9$34,207 CAD
Do Amore Diamonds$66,115 CAD
Retailer 4$115,219 CAD

30 data points across 12 retailers

11 retailers$10,837 CAD to $66,115 CAD

A+
Cheapest Retailer
-
$10,837 CAD
$7,758 USD
A
Retailer 2
-
$12,104 CAD
$8,665 USD
View
A
Retailer 3
-
$14,244 CAD
$10,197 USD
View
A
Retailer 4
-
$14,958 CAD
$10,708 USD
View
Final sale: no returns
Retailer 5
-
$19,223 CAD
$13,761 USD
View
Price last confirmed 83 days ago
A
Retailer 6
-
$22,554 CAD
$16,146 USD
View
A
Retailer 7
-
$23,906 CAD
€16,299 EUR
View
B+
Retailer 8
-
$24,571 CAD
$17,590 USD
View
B+
Retailer 9
-
$24,830 CAD
£13,996 GBP
View
B+
Retailer 10
-
$34,207 CAD
$24,488 USD
View
Most Expensive
B
Do Amore Diamonds
27-27F90F60D · Oct 31
$66,115 CAD
$47,330 USD
View
10 more retailers have this diamond
Prices start from $10,837 CADSave up to $55,278 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+
5.59ct Cushion
$10,837 CAD