And That’s good. The Speedmaster on the ’60s was built to meet NASA’s extremely tough specifications, and its legendary position as the 1st look at to the moon makes it a necessity-have for virtually any major check out collector. SHOP PRE-OWNED Chronographs — with their bezels, scales and sub-dials — https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/