This Omega Speedmaster Professional is a sapphire sandwich example powered by Calibre 3861 and comes as a complete set with box, warranty cards, serial tag, and art manual.
Up for sale is my Omega Speedmaster Professional 3861 “Sapphire Sandwich” Reference 310.30.42.50.01.002, a unique Speedy with the newer bracelet and improved micro-adjust clasp.
Condition: Great, with light signs of wear
Bracelet size: 7 inch wrist, with extra links
Strap options: aftermarket leather and nato straps
This Omega Speedmaster Professional Moonwatch 'Sapphire Sandwich' is a direct descendant of the Speedmaster worn during all six Apollo lunar landings, featuring a 42 mm stainless steel case with asymmetrical lugs, black anodized aluminum bezel, and a Master Chronometer certified by METAS.
This is a brand new Omega Speedmaster Professional 'Sapphire Sandwich' 42mm watch, coming with a complete set including the watch itself, 11/2025 card, triple-boxed packaging, serial tag, manual, and Master Chronometer certification.
A timeless icon, the Omega Speedmaster Professional 'Sapphire Sandwich', powered by Calibre 3861, is offered as a complete set with box, warranty cards, serial tag, and art manual. Originally dated August 2025, it remains covered under Omega's 5-year factory warranty.
Condition: Mint, like-new
Movement: Calibre 3861
Year: 2025
Warranty: 5-year factory warranty through August 2030