Automatic Watch Mainsprings

Perrin Supply Ltd

AU124 Watch Mainspring 1.40 x 0.106 x 533 (21") (Calibers in description)

Perrin Supply Ltd

AU107 Watch Mainspring 1.30 x 0.12 x 381 (15") (Calibers in description)

Perrin Supply Ltd

AU088 Watch Mainspring 1.27 x 0.07 x 444 (17 1/2") (Calibers in description)

Perrin Supply Ltd

AU144 Watch Mainspring 1.45 x 0.13 x 420 (16 1/2") (Calibers in description)

Perrin Supply Ltd

AU104 Watch Mainspring 1.30 x 0.105 x 318 (12 1/2") (Calibers in description)

Perrin Supply Ltd

AU083 Watch Mainspring 1.25 x 0.10 x 285 (11 1/4") (Calibers in description)

Perrin Supply Ltd

AU078 Watch Mainspring 1.23 x 13.2 x 430 (17") (Calibers in description)

Perrin Supply Ltd

AU076 Watch Mainspring 1.23 x 0.1225 x 380 (15") (Calibers in description)

Perrin Supply Ltd

AU063 Watch Mainspring 1.20 x 0.10 x 380 (15") (Calibers in description)

Perrin Supply Ltd

AU052 Watch Mainspring 1.16 x 0.112 x 533 (21") (Calibers in description)

Perrin Supply Ltd

AU051 Watch Mainspring 1.15 x 0.13 x 330 (13") (Calibers in description)

Perrin Supply Ltd

AU042 Watch Mainspring 1.10 x 0.12 x 340 (13 1/3") (Calibers in description)

Perrin Supply Ltd

AU032 Watch Mainspring 1.08 x 0.10 x 311 (12 1/4") (Calibers in description)

Perrin Supply Ltd

AU026 Watch Mainspring 1.05 x .115 x 457 (18") (Calibers in description)

Perrin Supply Ltd

AU160 Watch Mainspring 1.70 x 0.10 x 280 (11") (Calibers in description)

Perrin Supply Ltd

AU159 Watch Mainspring 1.70 x 0.095 x 292 (11 1/2") (Calibers in description)

Perrin Supply Ltd

AU158B Watch Mainspring 1.70 x 0.095 x 292 (11 1/2") (Calibers in description)

Perrin Supply Ltd

AU158A Watch Mainspring 1.70 0.09 x 280 (11") (Calibers in description)

Perrin Supply Ltd

AU158 Watch Mainspring 1.60 x 0.10 x 457 (18") (Calibers in description)

Perrin Supply Ltd

AU157 Watch Mainspring 1.60 x 0.09 x 318 (12 1/2") (Calibers in description)

Perrin Supply Ltd

AU156A Watch Mainspring 1.60 x 0.075 x 240 (9 1/2") (Calibers in description)

Perrin Supply Ltd

AU156 Watch Mainspring 1.55 x 0.06 x 203 (8") (Calibers in description)

Perrin Supply Ltd

AU155 Watch Mainspring 1.50 x .1175 x 609 (24") (Calibers in description)

Perrin Supply Ltd

AU154 Watch Mainspring 1.50 x .1175 x 609 (24") (Calibers in description)

Perrin Supply Ltd

AU153 Watch Mainspring 1.50 x .115 x 444 (17 1/2") (Calibers in description)

Perrin Supply Ltd

AU152 Watch Mainspring 1.50 x .1125 x 360 (14 1/4") (Calibers in description)

Perrin Supply Ltd

AU151 Watch Mainspring 1.50 x 0.10 x 260 (11 3/4") (Calibers in description)

Perrin Supply Ltd

AU150 Watch Mainspring 1.50 x 0.10 x 292 (11 1/2") (Calibers in description)

Perrin Supply Ltd

AU149A Watch Mainspring 1.50 x 0.10 x 292 (11 1/2") (Calibers in description)

Perrin Supply Ltd

AU149 Watch Mainspring 1.50 x 0.0975 x 311 (12 1/4") (Calibers in description)

Perrin Supply Ltd

AU148 Watch Mainspring 1.50 x 0.07 x 260 (10 1/4") (Calibers in description)

Perrin Supply Ltd

AU147 Watch Mainspring 1.50 x 0.065 x 216 (8 1/2") (Calibers in description)

Perrin Supply Ltd

AU146B Watch Mainspring 1.50 x 0.065 x 200 (7 3/4") (Calibers in description)

Perrin Supply Ltd

AU146 Watch Mainspring 1.50 x 0.06 x 203 (8") (Calibers in description)

Perrin Supply Ltd

AU145 Watch Mainspring 1.46 x 0.0725 x 375 (14 3/4") (Calibers in description)

Perrin Supply Ltd

AU143 Watch Mainspring 1.45 x 0.125 x 400 (15 3/4") (Calibers in description)

Perrin Supply Ltd

AU140 Watch Mainspring 1.45 x 0.1125 x 572 (22 1/2") (Calibers in description)

Perrin Supply Ltd

AU139 Watch Mainspring 1.45 x 0.11 x 340 (13 1/4") (Calibers in description)

Perrin Supply Ltd

AU138 Watch Mainspring 1.45 x 0.11 x 292 (11 1/2") (Calibers in description)

Perrin Supply Ltd

AU137 Watch Mainspring 1.45 x 0.1025 x 356 (14") (Calibers in description)

Perrin Supply Ltd

AU136 Watch Mainspring 1.45 x 0.10 x 380 (15") (Calibers in description)

Perrin Supply Ltd

AU135 Watch Mainspring 1.45 x 0.10 x 343 (13 1/2") (Calibers in description)

Perrin Supply Ltd

AU134 Watch Mainspring 1.45 x 0.10 x 300 (11 3/4") (Calibers in description)

Perrin Supply Ltd

AU133 Watch Mainspring 1.45 x 0.10 x 280 (11") (Calibers in description)

Perrin Supply Ltd

AU132 Watch Mainspring 1.45 x 0.085 x 241 (9 1/2") (Calibers in description)

Perrin Supply Ltd

AU131 Watch Mainspring 1.45 x 0.085 x 241 (9 1/2") (Calibers in description)

Perrin Supply Ltd

AU129 Watch Mainspring 1.40 x ?? X ?? (Calibers in description)

Perrin Supply Ltd

AU128 Watch Mainspring 1.40 x 0.13 x 355 (14") (Calibers in description)

Perrin Supply Ltd

AU127 Watch Mainspring 1.40 x 0.12 x 356 (14") (Calibers in description)