Omega Seamaster Planet Ocean Chronograph 600m Co-Axial Master Chronometer (Ref. 215.92.46.51.01.003) is a pre-owned automatic men's/unisex watch in very good condition, displaying only minor, intangible signs of wear. It features a substantial 45.5mm ceramic case with a black ceramic bezel and a sleek black dial, all protected by a sapphire crystal. With an impressive 60 ATM water resistance, this timepiece is powered by the Omega Caliber 9900 automatic chronograph movement with 54 jewels and a 60-hour power reserve. It is presented on a black rubber bracelet with a fold clasp and comes complete with its original box and papers. Located in Geneva, Switzerland, it is available for a negotiable price of CHF 9,900 (approximately $12,347) and will be procured upon purchase.