Cushion|Lab Grown|IGI

4.90ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG843615570

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843615570

Diamond specifications and retailer prices

From $1,000 CAD
$716 USD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: $5,602 CAD at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 4.9ct lab-grown cushion diamond

This 4.9ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843615570 or 843615570. Listed at 3 retailers as of October 29, 2026. 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

4.90
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843615570
Dimensions11.76 × 8.79 × 5.86 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm8.79 mm4.90 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843615570
Side View
Table 61.0%Crown 35.1°Girdle: STK-THKPavilion 35.7°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $5,602 CAD|Low: $1,000 CAD|High: $5,602 CAD|Avg: $2,985 CAD
Rare Carat
Retailer 2
Retailer 3
October 25, 2026
Retailer 3$1,000 CAD
Retailer 2$1,697 CAD
Rare Carat$5,602 CAD

15 data points across 3 retailers

3 retailers

A
Cheapest Retailer
-
$1,000 CAD
$716 USD
Final sale: no returns
Retailer 2
-
$1,697 CAD
£957 GBP
View
Price last confirmed 7 days ago
Most Expensive
Rare Carat
843615570 · Oct 14
$5,602 CAD
$4,010 USD
View
Price last confirmed 18 days ago
2 more retailers have this diamond
Prices start from $1,000 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
4.90ct Cushion
$1,000 CAD