Adjustable Necklaces:

 

Tiger Eye
(14° beads with 14k gold)

Aventurine
(11° beads with malachite and amethyst)

Moonstone
(11° beads with rhodochrosite, pearl and Austian crystal)

Abalone Shell
(11° beads with labradorite, tiger eye and hematite)

Amber
(11° beads with amethyst and tiger eye)

Aventurine
(11° beads with lapis lazuli)

Cape Amethyst
(11° beads with grey moonstone and pearl)