Boccia titanium mens chronograph watch, polished black case, tachymeter, black dial, white markers, date feature, polished and matte black titanium bracelet. 42Mm wide 10mm thick water-resistant to 330 feet hard mineral crystal japanese quartz movement 2-year warranty boccia watches are all solid titanium, not titanium plated. Titanium is non-allergenic and very friendly to the skin. When boccia watches come with a strap, the buckle is also solid titanium.