Bulova Marine Star Chronograph Quartz 98B350 100M Men's Watch The Bulova Marine Star Chronograph fuses the best of new-age vigour within an edgy design, capturing brilliantly the spirit of water adventures every bit! It features a chronograph with calendar function and regular timekeeping and is topped by a flat mineral crystal, ensuring all details to show with absolute clarity, including the neatly tucked date window between 4 and 5.