Patek Philippe. A fine and rare 18K gold manual wind anti-magnetic wristwatch retailed by Gübelin

Amagnetic, Ref: 2570-1, Circa 1958
Patek Philippe. A fine and rare 18K gold manual wind anti-magnetic wristwatch retailed by Gübelin
Model: Amagnetic
Reference: 2570-1
Date: Circa 1958
Movement: 18-jewel Cal.12-400 manual wind, adjusted to heat, cold, isochronism and 5 positions, Stamp of Geneva, No.728601
Dial: Silvered, applied gilt baton hour markers, Arabic numeral quarters, outer minute divisions, gilt leaf hands, subsidiary seconds at 6
Case: Polished round, screw down back, inner cap, No.697193
Strap/Bracelet: Black leather
Buckle/Clasp: Plated buckle
Signed: Case, dial & movement
Size: 35mm