0 Size = 12 3/4”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Hunter movement
• Negative winding mechanism
• Differences between Model 1891 Grade 61 and Model 1891 Grade Seaside not known

• Listing ID: 11973
• Manufacturer / Brand: Waltham
• Caliber: Model 1891 Grade 61
• Size in French Lignes: 0 Size = 12 3/4'''
• Size range mm largest diameter: 22 - 31 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: 1896 - 1906 (961,289 pieces)
• Country: U. S. A.
• Identification: Bridge side marked with Waltham and serial number. Identification based on the serial number on this website: https://pocketwatchdatabase.com/search/result/waltham/15281904
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)