FIFTY FATHOMS TECH OCEAN COMMITMENT IV 45MM chopard-accessories every single detail of the

every single detail of the Long Island has been designed with care and attention to match the beauty of its owner

the leather straps elegantly match the color of the dials

while the caseback is stamped with the Constellation Observatory medallion

the Master Banker is also available with a gorgeous moon phase or a breath-taking tourbillon

the domed PVD black dial features a sun-brushed finish

FIFTY FATHOMS TECH OCEAN COMMITMENT IV 45MM chopard-accessories every single detail of theWith a diameter of 45 mm and a thickness of 14. 1 mm, the BOC IV is perfect for both underwater diving and everyday wear. This model embodies Blancpain's innovation and watchmaking excellence, as well as its commitment to the oceans. The Grade 23 titanium case, known for its strength and lightness, houses a helium valve for saturation dives in a hyperbaric chamber. The unidirectional bezel with domed black ceramic insert is angled towards the dial,