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Cushion|Lab Grown|IGI

4.59ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG819642918

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG819642918

Diamond specifications and retailer prices

From $4,014 CAD
£2,263 GBP
As of October 30, 2026
Save $13,651 CAD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $17,665 CAD at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.59ct lab-grown cushion diamond

This 4.59ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG819642918 or 819642918. Listed at 17 retailers as of October 30, 2026, with prices from $4,014 to $17,665, a $13,651 spread on the same certified stone. With Clarity lists it at $17,665. 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

4.59
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819642918
Dimensions11.79 × 8.39 × 5.67 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.79 mm8.39 mm4.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819642918
Side View
Table 61.0%Crown 39.6°Girdle: STK-VTKPavilion 34.3°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
A
Excellent
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: Oct 30
Current: $7,629 CAD|Low: $4,001 CAD|High: $17,665 CAD|Avg: $8,829 CAD|+9.3%
Retailer 1
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
Retailer 16
With Clarity
October 31, 2026
Retailer 10$4,014 CAD
Retailer 3$4,805 CAD
Retailer 4$4,863 CAD
Retailer 2$5,029 CAD
Retailer 7$5,083 CAD
Retailer 9$6,493 CAD
Retailer 13$6,866 CAD
Retailer 1$7,629 CAD
Retailer 8$8,281 CAD
Retailer 6$9,127 CAD
Retailer 16$10,093 CAD
Retailer 11$10,228 CAD
Retailer 14$10,310 CAD
Retailer 15$11,502 CAD
Retailer 12$12,245 CAD
Retailer 5$16,727 CAD
With Clarity$17,665 CAD

30 data points across 17 retailers

17 retailers$4,014 CAD to $17,665 CAD

A
Cheapest Retailer
-
$4,014 CAD
£2,263 GBP
Retailer 2
-
$4,805 CAD
$3,440 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$4,863 CAD
$3,481 USD
View
A
Retailer 4
-
$5,029 CAD
$3,600 USD
View
A
Retailer 5
-
$5,083 CAD
$3,639 USD
View
Final sale: no returns
A
Retailer 6
-
$6,493 CAD
£3,660 GBP
View
A
Retailer 7
-
$6,866 CAD
$4,915 USD
View
A
Retailer 8
-
$7,629 CAD
€5,201 EUR
View
A
Retailer 9
-
$8,281 CAD
£4,668 GBP
View
A
Retailer 10
-
$9,127 CAD
$6,534 USD
View
Retailer 11
-
$10,093 CAD
$7,225 USD
View
Price last confirmed 13 days ago
A
Retailer 12
-
$10,228 CAD
ZAR 118,286 ZAR
View
Retailer 13
-
$10,310 CAD
A$11,355 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$11,502 CAD
$8,234 USD
View
A
Retailer 15
-
$12,245 CAD
£6,902 GBP
View
B+
Retailer 16
-
$16,727 CAD
$11,974 USD
View
Most Expensive
B+
With Clarity
819642918 · Oct 31
$17,665 CAD
$12,646 USD
View
16 more retailers have this diamond
Prices start from $4,014 CADSave up to $13,651 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
4.59ct Cushion
$4,014 CAD