Certina´s new DS-2 Chronograph is certified by Contrôle Officiel Suisse des Chronomètres (COSC) to be accurate up to a 1/100th of a second. – Watch-Insider.com
OMEGA Seamaster Aqua Terra 150M Co-Axial Master Chronometer Small Seconds Two-Tone Watch | 41mm | O22022412103001 | REEDS Jewelers