20”’ | Hand Wind | Swiss Lever | Small Seconds | Quarter Repeater |

Remarks:

• Quarter-hour repeater with two hammers on gongs
• Pusher for activating the repeater at 6 o’clock
• This movement is also available with an additional chronograph function

• Listing ID: 803
• Manufacturer / Brand: Invicta
• Caliber: Répétition à quarts 20'''
• Size in French Lignes: 20'''
• 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
• Other Functions: Repeater
• Jewels: 15
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance with flat hairspring
• Power Reserve: Unknwon
• Production Period: Around 1910
• Identification: See https://uhrforum.de/threads/viertelstundenrepetition-hersteller-gesucht.514492/#post-7352243
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-54#post-7370103
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)