Introducing the OMEGA Aqua Terra Co-Axial Master Chronometer Men's Black Watch, featuring 39 jewels and a 41mm stainless steel case with a smooth silver bezel. This two-piece strap watch is water-resistant up to 150m (15 ATM) and includes a screwdown crown, luminous hands, multi-dial, chronometer, date indicator, magnetic-resistant, and sapphire crystal. The watch also boasts a teaked dial pattern with arrow markers, a black dial colour, and a deployant closure. The escapement type is co-axial and the lug width is 20mm. The reference number for this wristwatch is 220.12.41.21.01.001 and it falls under the categories of Wristwatches, Watches, Watches, Parts & Accessories, and Jewellery & Watches.