case material: 18k yellow gold,DIAMETER: 28 mm. x 28 mm.,BRACELET: 18k yellow gold mesh bracelet,DIAL: Gold-tone sunburst dial with printed Roman numerals and signature of retailer Gübelin on the dial,MOVEMENT: Cal. 175, manual-winding,FUNCTIONS: Time only,BUCKLE: 18k gold folding clasp with Calatrava symbol