Waltham Model 1870 Crescent Street [Under Dial]
![Crescent St., 18-Size, Key-Wind, Key-Set, Gilt Plates, 15 Jewels, Woerd's 1870 Patent Regulator, Gold Balance Screws, c.1871. Under Dial.](https://blog.pocketwatchdatabase.com/wp-content/uploads/2022/01/130302949_141636767743766_1245954521959831426_n-1024x1024.jpg)
Sometimes, the more interesting things in horology are not readily seen. This is a shot under the dial of the Waltham Model 1870 Crescent Street posted yesterday. Notice the steel setting wheel engaging with the intermediary wheel to allow the key-set mechanism to function from the other side of the movement.