Model: Mondaine Watch - Official Swiss Railway Watch: Mondaine Unisex Dual Time Zone Watch A666.30326.11SBB Case material: Solid stainless steel case Case dimensions: 28mm (1 1/8) x 40mm (1 9/16) Movement: Swiss Ronda 753 and Swiss Ronda 751 quartz movements Crystal type: Scratch resistant mineral crystal Crown Push and pull crowns Water resistant: 30 meter (can withstand splashes of water or rain) Dial color: White dial Band type: Genuine black leather strap Lug width: 20mm Additional features: Two time zones Warranty: All Mondaines watches are backed by a 2 year manufacturer's warranty "