This multicolor Apple logo pin is cast in gold metal and printed with the 6-color Apple logo. The pin is roughly in the shape of Apple’s classic logo and measures 12mm x 15mm.
The back of the lapel pin uses a protruding perpendicular pin with a butterfly clutch to secure the pin to clothing.
This product is featured on page 60 of the Spring 1993 Starting Line: Apple Marketing Communications Catalog. Its description reads:
Apple Lapel Pin
Show off the Apple logo on your lapel in colorful, sculpted enamel. An ideal inexpensive giveaway for grand openings, seminars, and other events. APL340
Sources: Apple, Wikipedia