The Speedmaster 'Replica' first appeared in the Speedmaster Missions set as reference 3598.50.00. The pictured version, though, was not a limited edition; reference 31935000 features a yellow gold case and bracelet.
Movement Type
Manual Chronograph
Caliber
1861Jewels
18
Reserve
48
Frequency
21600
Hands
Small Seconds
Shape
Round
Lug Distance
20.00 mm
Material
Yellow Gold
Glass
Plexi
Diameter
42.00 mm
Water Resistance
50.00 m
Dial Color
Black