The necklace measures approximately 18 inches around. The quartz is about 9 mm x 9 mm.
See some coordinating earrings here: http://www.etsy.com/listing/56572028/plum-pink-quartz-with-topaz-handmade
And more jewelry listed in my shop here: http://aubepine.etsy.com/
I offer Paypal, credit cards, and Google Checkout as payment options. If you'd like to use Google Checkout, please select "Other" and I will email you an invoice.