Steel Patek Philippe Aquanaut 5167/1A-001. Case diameter 40mm water resistant to 120 meters. Sapphire crystal see through case back. Automatic mechanical calibre 324 S C movement, 21K rotor with Geneva Seal. Embossed black degrading dial, white luminescent applied white gold Arabic numerals and hands with outer minute markers. Steel bracelet with Aquanaut fold-over clasp and additional Tropical composite black strap. Box and papers dated September 2019.