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Cushion|Lab Grown|IGI

3.55ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG574366459

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG574366459

Diamond specifications and retailer prices

From $1,099 CAD
$787 USD
As of October 29, 2026
Save $3,916 CAD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,015 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.55ct lab-grown cushion diamond

This 3.55ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG574366459 or 574366459. Listed at 15 retailers as of October 29, 2026, with prices from $1,099 to $5,015, a $3,916 spread on the same certified stone. Brilliant Earth lists it at $5,015. 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

3.55
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574366459
Dimensions9.52 × 7.93 × 5.36 mm
L/W Ratio1.20
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
9.52 mm7.93 mm3.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574366459
Side View
Table 62.0%Crown 36.4°Girdle: STK-VTKPavilion 34.1°Culet: NoneDepth 67.6%

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 29
Current: $5,015 CAD|Low: $968 CAD|High: $5,169 CAD|Avg: $2,733 CAD|-3.0%
Brilliant Earth
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 5$1,099 CAD
Retailer 12$1,140 CAD
Retailer 11$1,404 CAD
Retailer 4$1,590 CAD
Retailer 2$1,826 CAD
Retailer 15$1,834 CAD
Retailer 14$1,849 CAD
Retailer 10$2,571 CAD
Retailer 9$2,645 CAD
Retailer 3$3,534 CAD
Retailer 13$3,886 CAD
Retailer 6$3,910 CAD
Retailer 7$3,929 CAD
Retailer 8$4,499 CAD
Brilliant Earth$5,015 CAD

43 data points across 15 retailers

15 retailers$1,099 CAD to $5,015 CAD

A
Cheapest Retailer
-
$1,099 CAD
$787 USD
Final sale: no returns
Retailer 2
-
$1,140 CAD
$816 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,404 CAD
$1,005 USD
View
A
Retailer 4
-
$1,590 CAD
$1,138 USD
View
A
Retailer 5
-
$1,826 CAD
£1,029 GBP
View
A
Retailer 6
-
$1,834 CAD
$1,313 USD
View
A
Retailer 7
-
$1,849 CAD
$1,324 USD
View
Retailer 8
-
$2,571 CAD
A$2,831 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$2,645 CAD
ZAR 30,595 ZAR
View
B
Retailer 10
-
$3,534 CAD
£1,992 GBP
View
B
Retailer 11
-
$3,886 CAD
$2,782 USD
View
B
Retailer 12
-
$3,910 CAD
$2,799 USD
View
B
Retailer 13
-
$3,929 CAD
$2,812 USD
View
B
Retailer 14
-
$4,499 CAD
£2,536 GBP
View
Most Expensive
B
Brilliant Earth
19068869A · Oct 29
$5,015 CAD
$3,590 USD
View
14 more retailers have this diamond
Prices start from $1,099 CADSave up to $3,916 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
3.55ct Cushion
$1,099 CAD