Bulbrite NOS60-1910/SMK 60-Watt Nostalgic Edison ST18 Bulb, Vintage Thread Filament, Medium Base, Smoke [4 Pack] Perfect accent for any antique decor Nostalgic bulbs available multiple bulb shapes, filament styles, and-wattages to ensure you find the perfect vintage light for your application 60 watts, 200 lumens, 100 CRI,, 3,000 hour average rated life, Medium (E26) Base Dimensions: Maximum Overall Length is 5.13 (inches), Bulb Diameter is 2.25 (inches)