chronograph mens watch 42mm automatic mechanical movement watch business waterproof fashion designer watchs montre luxe, Slivery;brown

diameter: 42mm
chronograph mechanical movement using imported ceramics to debug the "deep" blue ceramic ring
using an arc-shaped double-sided anti reflective and wear-resistant sapphire glass watch mirror, the sapphire crystal mirror surface is coated with anti reflective and high transparency crystal film the color of the night light is consistent with the super strong night light of the word nail, fearless of reading in the dark.syi