Model : 18K Rose Gold PlatedPolished SS Case and Buckle, White dial, on Leather strap with Insignia Buckle Movement: Japanese Quartz (Calender) Movement Functions: Hours, Minutes, Secs, Day, Date, Month , Day- Sun Moon Phase Day : Set at 10.00 recessed pusher Date : Set at Crown Month : Set at 2.00 recess pusher Day, Date will advance with time.. Month will advance on the 31st of every month.. Months without 31st ... needs manual switch overDimensions : Dia 40mm x 11mmThk Material : 1 piece forged case construction, solid 316 stainless steel , thick 18K Rose Gold Plating .. 5 mils Back : Solid Case back, Detail engraving Crown : One-piece pull out crown Crystal: Sapphire Crystal Water-resistant