16 size (18 3/4”’) | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Screw-set jewels (Chatons)
• Adjusting screws of the balance and minute wheel possibly made of red gold
• The movement is also available with 17 jewels

• Listing ID: 2550
• Manufacturer / Brand: Waltham
• Caliber: Model 1888 Grade Riverside
• Size in French Lignes: 16 size (18 3/4''')
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance
• Power Reserve: Unknown
• Production Period: 1895 - 1902 (56,000 pieces)
• Identification: Bridge side marked with Waltham and serial number. Identification based on the serial number on this website: https://pocketwatchdatabase.com/search/result/waltham/6526633
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-35#post-4380887
• Country: U. S. A.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)