Produced in 1968 to 1970
Calibre 861
This is the smooth backed, calibre 861, speedmaster, the watch that most people go to first.
The picture above shows the 69’s and the two specials are covered here
There is a huge number of these about, possibly the most numerous. There is a wide range of qualities, and a perfect one will command a great deal of money, around $10,000 – 12,000 for a faultless watch with a DO90 bezel, and a 1039 bracelet. Generally though, they trade for around $5,000 to $11,000. (January 2021)