Omega Seamaster Diver Master Chronometer Watch 22.214.171.124.01.001 Unworn. Automatic Self-winding movement with Co-Axial escapement. Certified Master Chronometer, approved by METAS, resistant to magnetic fields reaching 15,000 gauss. Free sprung-balance with silicon balance spring, automatic winding in both directions. Stainless steel case 42.0 mm in diameter. Omega logo on a crown. conical design helium escape valve at 10 o'clock. Black ceramic unidirectional rotating bezel with a white enamel diving scale. Scratch resistant sapphire crystal. PVD Chrome black ceramic dial with laser-engraved waves. Blue luminous skeleton hands and dot hour markers. Date window at 6 o'clock aperture. Black rubber strap with Stainless steel folding clasp.