Vintage Unique Handmade Regalite (?) and Wood Necklace & Clip-on Earring Set

Vintage and very unique handmade regalite (?) turquoise and coral with cooper flecks on wooden disk necklace with matching clip-on earrings set. Acquired at estate sale but maker and material information not available at purchase. Very unique and well-made in excellent condition except for some minor age patina, please see photo. Measurements in photos as well.