While on a late night quest for cool weird stuff, I found these fantastic tiny antique paintings of eyes created as pins for sale on ebay.
1.) Antique Miniature Eye Portrait Brooch, the portrait on ivy depicting a bright blue eye below curling powdered locks, framed by foil-backed red pastes, wd. 1 1/8 in.
2.) Antique Miniature Eye Portrait Pendant/Brooch, the portrait depicting a blue eye on a stippled ground, reverse with locket compartment containing plaited blonde locks, gold mount, lg. 1 5/8 in.
3.) Antique Miniature Eye Portrait Pin, depicting a brown eye, framed by split seed pearls, gold mount, lg. 3/4 in.
4.) Antique Miniature Eye Portrait Pendant, the portrait depicting a brown eye and curling lock, framed by plaited brown hair, gold mount, reverse inscribed "Estimez la Donneuse", lg. 1 3/4 in.
And if that's not enough, here's a gallery of lover's eye jewelry including pendants and rings.