It sounds like you are describing a single SD LUX Oversized Vintage LED Light Bulb with the following specifications:
5W power consumption
Medium E26 base
Different size, which is a large decorative bulb
Dimmable with a warm white 2200K color temperature
Produces 250 lumens of brightness, which is equivalent to a 25W traditional bulb
This bulb would be suitable for pendant lighting or other decorative applications where you want to make a statement with a large, vintage-style bulb. LED technology ensures energy efficiency and a long lifespan compared to traditional incandescent bulbs.