Date / 08/27/2014
US $1-20 Tritium Watch with Swiss Ronda Movement, Unique and Novelty Tritium Gas Apply to Watch, OEM and ODM
Tritium gas glow 25 years, no need electricity, no need light, ordinary luminous 100 times
Swiss Ronda movement, battery can work over 4 years, ordinary battery for 2 times
Sapphire glass (watch ...