Here is a simple chart of the basic preset Personal Teleportation Devices (PTDs) sold by Baravor.  The item listed in the Jewelry Column will take you to the Destination if the proper Moon is overhead.   Items can hold around 20 charges, and can be recharged by a moon mage.
 
 
Jewelry
Destination
Moon
Ebony Earcuff* Muspar'i Katamba
Alexandrite Ring
Mer'kresh
Katamba
Garnet Ring
Aesry
Yavash
Jade Pendant
Riverhaven
Xibar
Gold Wristband
Shard
Katamba
Pearl Ring
NTR Theren
Katamba
Ruby Stud
Crossing
Yavash
Sapphire Ring
Leth Deriel
Yavash
Silver Armband
Ratha
Xibar

 

* Currently unavailable from Baravor's.