16 Size = 18 1/2”’ | Hand Wind | Swiss Lever | Small Seconds

• Listing ID: 10538
• Manufacturer / Brand: Waltham
• Caliber: Model 1899 Grade 610
• Size in French Lignes: 16 Size = 18 1/2'''
• 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: 7
• Setting Lever Screw/Pin Position: None (Negative Winding)
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance with Breguet hairspring
• Power Reserve: Unknown
• Production Period: 1899 - 1908 (463,160 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/14259198
• Country: U. S. A.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)