Rosewood Multifunction Men'S Watch, Real WoodPure Real Wood: We use real authentic black walnut, ebony and red sandalwood from Pterocarpus sojaauxii to make our hypoallergenic men's watch. No toxic materials were used in the making of this wooden watch, making it safe to wear without fear of irritation. Japanese Quartz Movement: Japanese PE602 quartz movement with 12 hour chronograph and 3 sub dials for extremely accurate timekeeping. It is considered one of the most reliable and versatile