A vintage Omega Speedmaster chronograph from 1998 featuring a white baton dial with Roman numeral markers, automatic self-winding movement, sapphire-crystal glass for crystal-clear visibility, stainless steel case, and a tachymeter scale. Other features include luminous hands and indices, date function at the 3 o'clock position, scratch-resistant sapphire crystal caseback, adjustable link bracelet with clasp fastening mechanism, measuring 39mm diameter.