This is not just a bee, this is a "Queen Bee". It is accented with White Diamonds on the front and sunburst detailing on the back. 18K Yellow Gold. Why we use 18K Gold? Available without a chain, 22" Gold Chain with loop at 20", or 17" Gold Chain with a loop at 16" for adjustability, or 17" Black Steel Chain with a loop at 16" for adjustability Set with Diamonds Our Diamond Quality Charm measures 3/4" High, 1/2" Wide Wear alone, as a layered necklace, or added to your Monica Rich Kosann Charm Bracelet!