Vintage Men's Omega Speedmaster Professional Wrist Watch Ref.105.012-66. Stainless steel 40mm bezel. Caliber 321, 17 Jewel Manual Movement. Inscribed ''Sylvia to Oris 12-17-66'' (1966) on case back. Original band 7''. No box or papers. Appears to be working, though chronograph is not functioning properly.