Light Siam Crystal Heart - Inspired by Ruby. A beautifully simple yet stunning pendant inspired by the orginal birthstones. This carefully selected Light Siam Swarovski Crystal Heart reflects beautifully the stunning richness of Ruby. It is suspended from a delicate diamond cut sterling silver chain. A gorgeous sterling silver heart compliments the crystal heart beautifully. The perfect gift for a friend, loved one or just for yourself.lovely gift for someone in your life or an eye-catching treat for yourself.