5 homages of the Omega Speedmaster Moonwatch Professional compared side by side with the original. Prices run from about $105 to about $189 at official stores. The closest design is the Watchdives WD1863, with a Resemblance Score of 76.
About the original
Omega's Speedmaster Professional, reference 310.30.42.50.01.002, is a 42 mm steel chronograph with sapphire crystals front and back. The current generation houses the manual-winding Caliber 3861, rated to a 50-hour power reserve and 50 m water resistance.
The design is built around a black dial with white hands, a tachymeter bezel and twisted lugs. A Hesalite version, reference 310.30.42.50.01.001, is also sold.
The original
Omega
Speedmaster Moonwatch
Reference 310.30.42.50.01.002, steel case and bracelet, sapphire crystal front and back
Watchdives WD1863Chronograph, 41 mm, 1 mm smaller than the original, 4 reviews read
Watchdives WD1864Chronograph, 42 mm, same size as the original
Watchdives WD1860Chronograph, 40 mm, 2 mm smaller than the original, 1 review read
Watchdives WD1863AChronograph, 41 mm, 1 mm smaller than the original
Pagani Design PD-1701Chronograph, 40 mm, 2 mm smaller than the original, 2 reviews read