8 3/4 x 12”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Only differs from the ETA 717 in the shape of the bridge

• Listing ID: 3556
• Manufacturer / Brand: ETA
• Caliber: 715
• Size in French Lignes: 8 3/4 x 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Form
• 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: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1936
• Identification: Listed in the Classification Horlogère from 1936. Marked on the dial side with the old ETA logo, but the TR mark introduced in 1936 is still missing.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-23#post-3369884
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)