A 9-linge Product with a canopy to protect the crystal (some an obsession at the time, as we’ll see), the design didn’t pretty take off and they're exceptionally scarce and very highly-priced. A Seiko watch presents wearers that rare factor: a beautifully substantial-excellent luxury watch at an accessible price tag. https://www.watchesworld.com/a-history-of-watch-reference-numbers/