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Cushion|Lab Grown|IGI

4.90ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG816636033

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816636033

Diamond specifications and retailer prices

From $716 USD
As of October 28, 2026
4 retailers carry this diamond
Most expensive: $9,160 USD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

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 LG816636033 or 816636033. Listed at 4 retailers as of October 28, 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 angle34.4°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816636033
Dimensions12.16 × 8.79 × 5.86 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
12.16 mm8.79 mm4.90 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816636033
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 35.8°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 28
Current: $9,160 USD|Low: $716 USD|High: $9,160 USD|Avg: $2,533 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 24, 2026
Retailer 3$716 USD
Retailer 5$915 USD
Retailer 6$1,183 USD
Retailer 2$1,212 USD
Retailer 4$4,010 USD
Brilliant Earth$9,160 USD

30 data points across 6 retailers

4 retailers

A
Cheapest Retailer
-
$716 USD
Final sale: no returns
Retailer 2
-
$1,212 USD
£954 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
$4,010 USD
View
Price last confirmed 27 days ago
Most Expensive
Brilliant Earth
21223287A · Oct 23
$9,160 USD
View
Price last confirmed 9 days ago
3 more retailers have this diamond
Prices start from $716 USD

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
$716 USD