The Omega Speedmaster Professional Moonwatch (Reference: 3695.50.31) is a luxurious, discontinued execution of the iconic chronograph. Produced between 1999 and 2014, it elevates the traditional tool-watch aesthetic by pairing an 18k yellow gold case with a classic black dial and black leather strap.

• Case Architecture: 42mm diameter asymmetrical case crafted in 18k yellow gold, with 20mm lug width and a total approximate weight of 118 grams.

• Dial & Bezel: Deep black step dial adorned with 18k yellow gold baton markers and hands. Framed by a black aluminum bezel insert featuring the traditional tachymeter scale.

• Crystal & Caseback: Scratch-resistant sapphire crystal with interior anti-reflective treatment. Depending on the specific production sub-run, variations exist featuring either a solid yellow gold caseback or an exhibition sapphire caseback showcasing the highly finished caliber. 

• Movement: Manual-winding Omega Calibre 1863 featuring an integrated cam-actuated chronograph mechanism, 18 jewels, and a 48-hour power reserve.

• Strap: Paired originally with a black alligator or crocodile leather strap secured by an 18k yellow gold deployant foldover clasp. 

• Water Resistance: Rated for 5 bar (50 meters / 165 feet).