19 1/4”’ | Hand Wind | Swiss Lever | No Seconds | Quarter Repeater | Chronograph |

Remarks:

• Minute repeater with two hammers on bell springs
• Column-wheel chronograph (central stop second, no minutes counter)
• Chrono parts on the bridge side, repeater parts on the dial side
• Hidden pallets
• Bridge side nearly identical to the movement described in Swiss patent CH10 which was granted to Goy-Golay in 1888
• Repeater mechanism described in US patent US256218 which was granted to W. E. Huguenin in 1882. This patent was acquired by Goy-Golay in 1886

• Listing ID: 20152
• Manufacturer / Brand: Répétition à quarts + Chronographe 19 1/4'''
• Caliber: Goy-Golay
• Size in French Lignes: 19 1/4'''
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown with lever
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Other Functions: Repeater + Chronograph
• Jewels: 16*
• 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: Unknown, probably around 1888
• Country: Switzerland
• Identification: Swiss patent number CH10. See remarks above.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)