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Cushion|Lab Grown|IGI

3.54ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG845657218

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845657218

Diamond specifications and retailer prices

From $671 CAD
$480 USD
As of October 29, 2026
Save $598 CAD (47%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,269 CAD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 3.54ct lab-grown cushion diamond

This 3.54ct 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 LG845657218 or 845657218. Listed at 2 retailers as of October 29, 2026, with prices from $671 to $1,269, a $598 spread on the same certified stone. 77 Diamonds lists it at $1,269. 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

3.54
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845657218
Dimensions10.84 × 7.85 × 5.24 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.84 mm7.85 mm3.54 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845657218
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $1,269 CAD|Low: $671 CAD|High: $1,300 CAD|Avg: $1,087 CAD|-2.4%
77 Diamonds
Retailer 2
October 30, 2026
Retailer 2$671 CAD
77 Diamonds$1,269 CAD

11 data points across 2 retailers

2 retailers$671 CAD to $1,269 CAD

A
Cheapest Retailer
-
$671 CAD
$480 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSTVSNHFFKMP4 · Oct 30
$1,269 CAD
£715 GBP
View
1 more retailer has this diamond
Prices start from $671 CADSave up to $598 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
3.54ct Cushion
$671 CAD