The Vacheron Constantin Overseas Chronograph reference 49150/000W-9501, often called the "Deep Stream," is a second-generation luxury sports watch known for its distinctive mix of a stainless steel case and a matte grey titanium bezel. It is highly regarded by collectors for its industrial aesthetic and technical robustness. 

• • Case: 42mm diameter and approximately 12.45mm thick, featuring a brushed titanium bezel that provides a dark contrast to the polished steel case.

  • Dial: Anthracite grey sunburst finish with a "big date" double-aperture at the 12 o'clock position.

  • Movement: Calibre 1137, an automatic integrated chronograph movement with a column wheel and vertical clutch for smooth operation.

  • Resistance: Features a soft iron inner cage providing antimagnetic protection up to 25,000 A/m and is water-resistant to 150 meters.

  • Case Back: Solid case back engraved with a depiction of the historical sailing ship Amerigo Vespucci.