Fab and beautiful one of a kind tiki/ semi precious stones necklace. This necklace is an object of wearable art. The quality of the craft is outstanding. I am not an expert, but here are the stones I recognized

Turquoises ( different kinds)

Carnelian

African amber

Petrified wood

Inlaid wood beads

Venetian glass

Jasper

Agate

Couple of silver metal beads.

There are a couple more that I do not know😁.

Pictures show max and min. Lengths.

The Tiki is hand carved wood.

No designer

Max length 18 min. 16 in incl. Tiki

Tiki is 3.5 in. Long 2.5 in. At the widest