One not-so-small auction, one giant opportunity for horophiles. RR Auction’s Space Exploration and Aviation sale, which is running online until April 25, surprisingly includes astronaut Richard Gordon’s ultra-rare gold aaa quality replica Omega Speedmaster among nearly 400 pieces of less glamorous but undeniably important machinery, paperwork, and memorabilia. NASA declared the perfect replica Omega Speedmaster…

Speedmaster Perpetual CalendarFor a long time, though, the most complicated 1:1 replica Omega Speedmaster watch was the 1991 reference 3650.10. This was a gold Speedmaster with a perpetual calendar and limited to just 50 pieces. For those who don’t know, a perpetual calendar is programmed in advance to ensure that the date displays correctly on…